Rihanna brought some edge to the gala with her cropped cut.
Rihanna at the 2009 Met Gala “The Model As Muse: Embodying Fashion.” Photo by Marcel Thomas/FilmMagic
Sarah Jessica Parker doubled down on a full Charles James look with a voluminous, ladylike bun that echoed his frocks.
Sarah Jessica Parker at the 2014 Met Gala “Charles James: Beyond Fashion.” Photo by Rabbani and Solimene Photography/Getty Images.
Iman paid homage to Christian Dior with a coif as custom as the designer's couture.
The Costume Institute Gala Honors Christian Dior. Iman at the Costume Institute Honors Christian Dior. Photo by Ron Galella/WireImage.
Diane von Furstenberg let her punk flag fly with these wild ends.
Diane von Furstenberg at the Met Gala “Rock Style.” Photo by Ron Galella/WireImage.
Amber Valletta added a solid six inches to her already supermodel status with this style.
Amber Valletta at the 2004 Met Gala “Dangerous Liaisons.” Photo by Dimitrios Kambouris/WireImage.
Tyra sported a brioche-inspired crown of braids.
Tyra Banks at the 2009 Met Gala “The Model as Muse: Embodying Fashion.” Photo by Dimitrios Kambouris/FilmMagic.
Miley Cyrus showed what using the whole bottle of gel looks like, in the name of punk.
Miley Cyrus at the 2013 Met Gala “PUNK: Chaos to Couture.” Photo by Jennifer Graylock/FilmMagic.
Jackie O, trendsetter, may have inspired Kelly Klein and the rest of the volume-loving gang.
Jackie Onassis at the Met Gala “Fashions of The Hapsburg Era.” Photo by Ron Galella/WireImage.
Maybe Kelly Klein is to thank for the more is more approach to volume?
Calvin Klein and Kelly Klein at the 1991 Met Gala. Photo by Ron Galella/WireImage.
Naomi let her hair do double duty as a contouring tool.
Naomi Campbell at the 2011 Met Gala “Alexander McQueen: Savage Beauty.” Photo by Getty Images.
Charlize Theron and John Galliano coordinated their messy waves.
Charlize Theron at the 2006 Met Gala “AngloMania: Tradition and Transgression in British Fashion.” Photo by James Devaney/WireImage.
Shalom Harlow looked ravishing with messy curls.
Shalom Harlow at the 2006 Met Gala "Anglomania: Tradition and Transgression in British Fashion." Photo by Evan Agostini/Getty Images.
Actress Debi Mazar paid homage to the late Gianni Versace with an undone up-do.
Debi Mazar at the Met Gala for the Gianni Versace exhibition. Photo by Ron Galella, Ltd./WireImage.
Eva Mendes stacked curl upon curl for a major hair moment.
Eva Mendes at the 2006 Met Gala “AngloMania: Tradition and Transgression in British Fashion,” Photo by James Devaney/WireImage.
Gwen Stefani gave the pompadour a whole new look.
Gwen Stefani at the 2010 Met Gala "American Woman: Fashioning a National Identity." Photo by Getty Images.
Stephanie Seymour's shiny, bouncy curls are a model for anyone looking to make a statement.
Stephanie Seymour at the Met Gala “Chanel.” Photo by Michael Loccisano/FilmMagic.
Lily Allen did the Elvis.
Lily Allen at the 2014 Met Gala “Charles James: Beyond Fashion.” Photo by Dimitrios Kambouris/Getty Images.
Melania Trump celebrated American high society with the highest beehive she could tease.
Melania Trump at the 2010 Met Gala “American Woman: Fashioning a National Identity.” Photo by Dimitrios Kambouris/FilmMagic.
January Jones echoed that thought with some extra teasing.
January Jones and designer Stefano Pilati at the 2010 Met Gala “American Woman: Fashioning a National Identity.” Photo by Dimitrios Kambouris/FilmMagic.
Emmy Rossum braided and twisted her locks into a ravishing nest.
Emmy Rossum at the 2013 Met Gala "PUNK: Chaos to Couture." Photo by Getty Images.
Anne Heche likewise sported a nesting ground.
Anne Heche at the 2004 Met Gala “Dangerous Liaisons.” Photo by James Devaney/WireImage.
Crystal Renn paid homage to the late designer Alexander McQueen with an antelope-style runway look.
Crystal Renn at the 2011 Met Gala “Alexander McQueen: Savage Beauty.” Photo by Dimitrios Kambouris/FilmMagic.
Kelly Osbourne embellished and crimped her purple hairstyle.
Kelly Osborne at the 2013 Met Gala "PUNK: Chaos to Couture." Photo by Getty Images.
Jennifer Morrison wore a chic mohawk--once and once alone.
Jennifer Morrison at the 2013 Met Gala “PUNK: Chaos to Couture.” Photo by Jennifer Graylock/FilmMagic.
Elettra Rossellini Wiedemann kept it classy with a less-is-more approach to volume.
Elettra Rossellini Wiedemann at the 2014 Met Gala “Charles James: Beyond Fashion.” Photo by John Lamparski/Getty Images.
Actress Salma Hayek poses during 1997 Costume Institute Gala, wearing her hair in a sleek, yet playful up do with a glossy maroon lip.
Singer Jennifer Lopez arrived to the 2004 Costume Institute Gala "Dangerous Liaisons" wearing a high sleek, braided bun with a hint of cream blush on the cheeks and a vibrant red lip.
At the 2015 "China: Through The Looking Glass" Costume Institute Gala, Beyoncé wears a sleek high pony with tousled curls and a glossy pink lip.
Modle Heidi Klum wears accessorizes her voluminous blonde bob with a black headband at the 2003 Costume Institute Benefit Gala.
Pop star Lady Gaga wears her voluminous platinum blonde locks in tight waves with a coral red lip at the 2016 'Manus x Machina: Fashion In An Age Of Technology' Costume Institute Gala.