Before we find out who hits the high note a la mode at the 2012 Grammy Awards on Sunday, RadarOnline.com is bringing you on a walk down red carpet memory lane with all the rocking and shocking fashions of years past!

From wardrobe winners to sinners, check out all of the best, worst & wackiest fashions in the history of the music awards show in this special fashion flashback photo feature.

Although Lady Gaga kept herself encased in a giant egg on the red carpet of the 2011 Grammy Awards in Los Angeles on Sunday night, the sassy singer finally hatched when she hit the stage during her performance of Born This Way, revealing an outrageous performance ensemble.

PHOTOS: Lady Gaga, Rihanna, Katy Perry & More!  Stage Style At The Grammy Awards

Wearing a Hussin Chalayan custom created rubber crop top and matching skirt (which were completely see through!) she belted out the lyrics of her latest hit song.

In honor of the 2011 Grammy Awards this Sunday in Los Angeles, RadarOnline.com has all the wardrobe winners and sinners from the Grammy Awards over the years in this special photo feature.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Grammy Awards Over The Years

While other awards shows tend to be more conservative in nature, leave it to music's sassiest singers to up the wow factor at the Grammy Awards!  Whether they hit the high note a la mode, or sink to the depths of a fashion disaster, sexy is always on the agenda at music's fiercest fashion event.