LL Cool J - Star of the CBS hit series "NCIS: Los Angeles"
Joel McHale - Star of NBC's hit comedy series "Community" as well as the host of "The Soup" on E!
Matthew Perry - Star of the upcoming ABC series "Mr. Sunshine"
Keri Russell - Star of the upcoming FOX series "Running Wilde"
They join previously announced presenters Will Arnett, Stephen Colbert, Edie Falco, Tina Fey, Laurence Fishburne, Ricky Gervais, January Jones, Julianna Margulies, Matthew Morrison, John Krasinski and Sofia Vergara. The telecast will be broadcast live coast-to-coast from the Nokia Theatre L.A. LIVE in Los Angeles on SUNDAY, AUGUST 29 (5:00pm PT / 8pm ET) on NBC.