Personlidades que participaram na regravãção o We are the world:

Carlos Santana, Orianthi, Jennifer Hudson, Jamie Foxx, Sugarland, Adam Levine, Jason Mraz, Earth Wind & Fire, Natalie Cole, The Jonas Brothers, T-Pain, Brian Wilson, Justin Bieber, Nicole Scherzinger, India.Arie, Julianne Hough, Mary Mary, Melanie Fiona, BeBe Winans, Mya, Tyrese Gibson, Anthony Hamilton, Raphael Saadiq, Gladys Knight, Keri Hilson, Joel and Benji Madden, Heart, Brandy, Pink, Musiq Soulchild, Miley Cyrus, Akon, Jordin Sparks, Celine Dion, Rob Thomas, Katharine McPhee, Jeff Bridges,Randy Jackson, Patti Austin, Kid CuDi, Usher, Will.i.am, Kanye West, LL Cool J, Issac Slade (of The Fray), Snoop Dogg, Nicole Richie, Trey Songz, Ethan Bortnick, Taryll Jackson, Taj Jackson, TJ Jackson, Vince Vaughn, Drake, Freda Payne, Faith Evans, Robin Thicke, Rashida Jones, Barbra Streisand, Jimmy Jean Louis, Enrique Iglesias, Zac Brown, Lil Wayne, Tony Bennett, Josh Groban, Sean Garrett, Harry Connick Jr., Al Jardine, Bone Thugs-n-Harmony (Bizzy Bone) and A.R.Rahman.