Rihanna in Guo Pei There are no words to describe this look. Children will be studying it for centuries to come.

Jennifer Lopez

NEW YORK, NY - MAY 04: Jennifer Lopez attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Beyonce and Jay Z

NEW YORK, NY - MAY 04: Beyonce and Jay Z attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Kanye West and Kim Kardashian

NEW YORK, NY - MAY 04: Kanye West (L) and Kim Kardashian West attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Kerry Washington

NEW YORK, NY - MAY 04: Kerry Washington attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Amal Clooney in John Galliano and George Clooney in Armani

Amal Clooney and George Clooney arrive at the Costume Institute Gala Benefit at The Metropolitan Museum of Art May 5, 2015 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Miley Cyrus

NEW YORK, NY - MAY 04: Miley Cyrus attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Rosie Huntington-Whiteley

NEW YORK, NY - MAY 04: Rosie Huntington-Whiteley attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Hannah Davis and Derek Jeter

NEW YORK, NY - MAY 04: Hannah Davis (L) and Derek Jeter attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Jared Kushner and Ivanka Trump

NEW YORK, NY - MAY 04: Jared Kushner and Ivanka Trump attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Kendall Jenner

NEW YORK, NY - MAY 04: Kendall Jenner attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Karen Elson

NEW YORK, NY - MAY 04: Karen Elson attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Kendall Jenner

NEW YORK, NY - MAY 04: Kendall Jenner attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Olivier Rousteing and Justin Bieber

NEW YORK, NY - MAY 04: Olivier Rousteing and Justin Bieber attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Bianca Brandolini

NEW YORK, NY - MAY 04: Bianca Brandolini departs The Mark Hotel for the Met Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Andrew Toth/Getty Images for The Mark Hotel)

Katy Perry and Jeremy Scott

NEW YORK, NY - MAY 04: Katy Perry and Jeremy Scott attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Hannah Davis and Derek Jeter

NEW YORK, NY - MAY 04: Hannah Davis (L) and Derek Jeter attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Rose Byrne

NEW YORK, NY - MAY 04: Rose Byrne attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Kate Mara

NEW YORK, NY - MAY 04: Kate Mara attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Sofia Vergara and Joe Manganiello

Sofia Vergara (L) and Joe Manganiello arrive at the Costume Institute Gala Benefit at The Metropolitan Museum of Art May 5, 2015 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Kate Hudson

Kate Hudson arrives at the Costume Institute Gala Benefit at The Metropolitan Museum of Art May 5, 2015 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Cher

Cher arrives at the Costume Institute Gala Benefit at The Metropolitan Museum of Art May 5, 2015 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Aaron Rodgers and Olivia Munn

Aaron Rodgers and Olivia Munn arrive at the Costume Institute Gala Benefit at The Metropolitan Museum of Art May 5, 2015 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Kate Beckinsale

NEW YORK, NY - MAY 04: Kate Beckinsale attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Cara Delevingne

NEW YORK, NY - MAY 04: Cara Delevingne attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Miley Cyrus

NEW YORK, NY - MAY 04: Miley Cyrus attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Rita Ora

NEW YORK, NY - MAY 04: Rita Ora attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Zoe Kravitz

NEW YORK, NY - MAY 04: Zoe Kravitz attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Carey Mulligan

NEW YORK, NY - MAY 04: Carey Mulligan attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Reese Witherspoon

NEW YORK, NY - MAY 04: Reese Witherspoon attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Usher

NEW YORK, NY - MAY 04: Usher attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Helen Mirren

NEW YORK, NY - MAY 04: Helen Mirren attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Zendaya

NEW YORK, NY - MAY 04: Zendaya attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Olivia Wilde

NEW YORK, NY - MAY 04: Olivia Wilde attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Anne Hathaway

NEW YORK, NY - MAY 04: Anne Hathaway attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Lisa Bonet and Lenny Kravitz

NEW YORK, NY - MAY 04: Lisa Bonet (L) and Lenny Kravitz attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Sarah Jessica Parker and Andy Cohen

NEW YORK, NY - MAY 04: Sarah Jessica Parker (L) and Andy Cohen attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Gigi Hadid

NEW YORK, NY - MAY 04: Gigi Hadid attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Diplo and Madonna

NEW YORK, NY - MAY 04: Diplo and Madonna attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Lee Daniels and Naomi Campbell

NEW YORK, NY - MAY 04: Lee Daniels and Naomi Campbell attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Hannah Bagshawe and Eddie Redmayne

NEW YORK, NY - MAY 04: Hannah Bagshawe (L) and Eddie Redmayne attend the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Jessica Hart

NEW YORK, NY - MAY 04: Jessica Hart attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Emma Roberts

NEW YORK, NY - MAY 04: Emma Roberts attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Janelle Monae

NEW YORK, NY - MAY 04: Janelle Monae attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Solange

NEW YORK, NY - MAY 04: Solange attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Uma Thurman

NEW YORK, NY - MAY 04: Uma Thurman attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

"China: Through The Looking Glass" Costume Institute Benefit Gala - Arrivals

NEW YORK, NY - MAY 04: Miguel attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Irina Shayk

NEW YORK, NY - MAY 04: Irina Shayk attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Elizabeth Banks

NEW YORK, NY - MAY 04: Elizabeth Banks attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

Tabitha Simmons

NEW YORK, NY - MAY 04: Tabitha Simmons departs The Mark Hotel for the Met Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Andrew Toth/Getty Images for The Mark Hotel)

Alicia Keys

NEW YORK, NY - MAY 04: Alicia Keys attends the 'China: Through The Looking Glass' Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)