There may be a few more late additions that they missed on this list, but this looks pretty good. It is from Pulse:
PERFORMERS:
Arcade Fire
Barbra Streisand
B.o.B, Bruno Mars & Janelle Monáe
Bob Dylan, Avett Brothers, Mumford & Sons (Salute To Acoustic Music)
Cee Lo Green, Gwyneth Paltrow & The Jim Henson Company Puppets
Eminem, Dr. Dre & Adam Levine
Esperanza Spalding & The GRAMMY Jazz Ensembles/GRAMMY Camp
Lady Antebellum
Lady GaGa
Mick Jagger & Raphael Saadiq
Miranda Lambert
Muse
Katy Perry
Rihanna & Drake
Usher, Justin Bieber & Jaden Smith
Yolanda Adams, Christina Aguilera, Jennifer Hudson, Martina McBride & Florence Wlech (Honoring Aretha Franklin)
PRESENTERS:
Zac Brown
Eva Longoria
Jennifer Lopez
Ricky Martin
Clay Matthews
Matthew Morrison
Ryan Seacrest
Jason Segel
Keith Urban
will.i.am
Marc Anthony
Dierks Bentley
Miley Cyrus
Jamie Foxx
Selena Gomez
Neil Patrick Harris
Jewel
Norah Jones
Kris Kristofferson
John Legend
LL Cool J
John Mayer
Nicki Minaj
Paramore
Pauley Perrette
Leah Michelle
Diddy
Blake Shelton