2012 Billboard Music Awards

Adele, LMFAO, Rihanna, Lady Gaga and Lil Wayne lead the finalists for the 2012 Billboard Music Awards, which will air live from the MGM Grand Arena in Las Vegas on May 20. Adele takes the lead as a finalist in 18 award categories, including Top Artist, Top Female Artist and Top Billboard 200 Artist. "Rolling In The Deep," the lead single from her blockbuster sophomore album "21," places the U.K. singer as a contender in seven song categories.