Katy Perry, 2015
The singer wore a white cape gown reminiscent of Gwyneth Paltrow's 2012 Oscar dress as she sang her hit "By the Grace of God."
Madonna, 2015
While the Queen of Pop never disappoints when it comes to her stage outfits, her backup dancers may have stolen the show this time.
Katy Perry, 2014
The singer donned a vampy costume while performing "Dark Horse" with Juicy J.
Taylor Swift, 2014
The singer was the picture of Grecian beauty as she performed her emotional song "All Too Well."
Beyoncé, 2014
Bey opened the show performing "Drunk in Love" and had some sexy time onstage with her hubby.
Carrie Underwood, 2013
The singer's onstage gown featured projections of images such as butterflies and flowers.
Carrie Underwood, 2013
The country star wore a breathtaking, custom-designed Thea gown during the 2013 Grammy Awards for her performance of "Blown Away" and "Two Black Cadillacs." The dress functioned as a screen for projected images of butterflies and roses.
Taylor Swift, 2013
Taylor's performance of "We Are Never Ever Getting Back Together" during the 2013 Grammy Awards was a total showstopper. The singer rocked the stage in an elaborate Mad Hatter-meets-ringleader costume.
Rihanna, 2011
Rihanna took to the stage in 2011 to sing "Love the Way You Lie, Part 2" while wearing an enormous pansy-printed gown by Christian Dior.
Lady Gaga, 2011
The singer was carried in an egg on the red carpet and later...hatched.
Pink, 2010
Pink sang "Glitter in the Air" at the 2010 Grammys while suspended from rafters up above, making for a show-stopping aerial performance. The singer wore a shocking, rhinestone-encrusted nude jumpsuit created by costumer Bob Mackie.
Beyoncé, 2010
Beyoncé always looks memorable at the Grammy Awards, but we especially love her 2010 costume that she wore while performing "If I Were a Boy." Her strapless Atelier Versace dress was painstakingly made entirely out of tiny leather triangles stitched together.
Katy Perry, 2009
Katy Perry is known for her crazy stage costumes, and she didn't disappoint during the 2009 Grammys when she burst out of a giant banana wearing a fruit-covered mini dress to perform "I Kissed a Girl."
Beyoncé and Tina Turner, 2008
Bey makes our list again, this time with the iconic Tina Turner during their 2008 performance of "Proud Mary." Both wore matching sparkly silver ensembles for their duet rendition of the classic song.
Kanye West, 2005
The singer donned an angel outfit as he performed "Jesus Walks."
Britney Spears, 2000
Britney has worn some pretty fab catsuits throughout the year, but her custom-made sequined red getup with cutouts she wore during her 2000 performance of "Oops!...I Did it Again" definitely dropped jaws.
Madonna, 1999
At the 1999 Grammy Awards, Madonna donned a bright red geisha-esque costume designed by Jean Paul Gaultier paired with platform red boots to sing "Nothing Really Matters."