Sheryl Crow performing "I Just Can't Stop Loving You", the song she and Michael dueted on when she sang backup with him on the Bad tour.
Mariah Carey crooning "You Are Not Alone".
Beyonce' doing anything (because she can.)
A tender performance of "Gone Too Soon" by John Legend.
The Jonas Brothers trading verses on the "I Want You Back/ABC/The Love You Save" medley.
Linkin Park rocking "Can You Feel It".
Bono doing "Man in the Mirror".
A bluesy John Mayer version of "Who's Loving You".
Black Eyed Peas taking on "Wanna Be Starting Something".
Prince, Slash and Eddie Van Halen ripping it up on "Beat It" and "Black or White".
Alicia Keys doing "She's Out of My Life".
Lady Gaga doing "Smooth Criminal".
Lionel Richie closing the show and leading everyone on "We Are the World".