Credit: WENN

Yep, Adele still rules!

Adele is a finalists in 18 categories at the 2012 Billboard Music Awards, which will air live from Vegas on Sunday, May 20 on ABC. She's up for honors including Top Artist, Top Female Artist, and Top Billboard 200 Artist.

LMFAO is close behind as a finalist in 17 award categories. LMFAO and Adele will battle it out in the Top Hot 100 Artist category, which also includes Bruno Mars, Katy Perry and Rihanna.

Rihanna is a finalist in 13 categories. Lady Gaga and Lil Wayne are each finalists in 10 categories. The Top New Artist category is all over the place, including Bad Meets Evil, Big Sean, Foster The People, American Idol's Scotty McCreery and Wiz Khalifa.

It was also announced that Justin Bieber, LMFAO, The Wanted and American Idol winner Carrie Underwood will be performing at the awards show. More acts will be announced in the coming weeks.

Check out the full list of Billboard finalists here.

Source: Billboard.com

Fall in Like with us! For the latest from Wetpaint Entertainment, Like us on our Facebook page at Facebook.com/Wetpaint, or follow us on Twitter at Twitter.com/WetpaintTV.