Unsurprisingly, Adele leads the pack with a an impressive 18 nominations including Top Artist, Top Pop Artist, Top Female Artist and Top Billboard 200 Album. Her hit single “Rolling in the Deep” alone has been nominated in seven different categories. Lil Wayne, Drake, Nicki Minaj and Rihanna have received multiple nods as well. Performances are expected from Carrie Underwood, Justin Bieber, LMFAO and The Wanted.

The Billboard Music Award are based completely on chart rankings according to downloads, sales, radio airplay, touring and social interaction via Twitter, Facebook, Spotify, YouTube, Vevo, and other digital music services. The Billboard Music Awards will air live from the MGM Grand in Las Vegas this Sunday night.

Here are the nominees among the leading categories:

Top Artist
Adele
Lady Gaga
Lil Wayne
Katy Perry
Rihanna

Top Hot 100 Song
Rolling in the Deep – Adele
Party Rock Anthem – LMFAO feat. Lauren Bennett and GoonRock
Moves Like Jagger – Maroon 5 feat. Christina Aguilera
E.T. – Katy Perry feat. Kanye West
Give Me Everything – Pitbull feat. Ne-Yo, Afrojack, and Nayer

Top Billboard 200 Album
21 – Adele
Christmas – Michael Bublé
Take Care – Drake
Born This Way – Lady Gaga
Tha Carter IV – Lil Wayne

Top Hot 100 Artist
Adele
LMFAO
Bruno Mars
Katy Perry
Rihanna

Top New Artist
Bad Meets Evil
Big Sean
Foster the People
Scotty McCreery
Wiz Khalifa

Top Male Artist
Justin Bieber
Chris Brown
Drake
Lil Wayne
Bruno Mars

Top Female Artist
Adele
Lady Gaga
Nicki Minaj
Katy Perry
Rihanna

Top Rock Artist
The Black Keys
Coldplay
Foster the People
Foo Fighters
Mumford & Sons

Top R&B Artist
Beyoncé
Chris Brown
Cee Lo Green
Miguel
Rihanna

Top Rap Artist
Drake
Lil Wayne
LMFAO
Wiz Khalifa
Nicki Minaj

See the full lists of Billboard Music Awards nominations.