Whether it be Eminem and Elton John hugging it out on stage (what?), Lady Gaga arriving in a giant plastic egg-capsule (double what?) or Jennifer Lopez's down-to-there Versace dress, the Grammy Awards show has never failed to produce its fair share of "what the heck" moments.
In anticipation of the Grammys 2013 Sunday, we take a look back at the biggest scenes of years past. Watch the video above to take a refresher course in iconic Grammy moments.