Barbra Streisand, Lady GaGa and Bono will join America's First Lady Michelle Obama in saluting Beyonce at the Billboard Music Awards in Las Vegas on Sunday night (22May11).
The R&B superstar is the recipient of this year's Billboard Millennium Award and the biggest stars are lining up to pay tribute to her.
Meanwhile, Rihanna, Eminem, Lady Gaga and Justin Bieber lead the finalists for the 2011 Billboard Music Awards, which were announced in April (11).
The Hangover's Ken Jeong will host the show, which will feature performances by Rihanna, Cee Lo Green, Lady Antebellum, Nicki Minaj, Mary J. Blige and Neil Diamond.