There's Nothing Holdin' Me Back Shawn Mendes
The world's five biggest female stars go head to head tonight in the first big awards ceremony of the year.
It's the People's Choice Awards in Los Angeles and the Favourite Pop Artist category looks set to be a battle royal.
Beyonce, Katy Perry, Lady Gaga, P!nk and Rihanna are going to head to head and could you predict the winner?
Perry, Gaga and Rihanna are also up against one another in the Music Video category with competition from Justin Bieber (Baby) and Shakira (Waka Waka)
The Twilight Saga: Eclipse leads the nominations at the ceremony (which also honours movies and TV) with nods in eight categories including 'Favourite Movie'.
Here's a look at the nominations in the main music categories...
Favourite MALE ARTIST
* Enrique Iglesias
* Michael Bublé
* Tim McGraw
Favourite FEMALE ARTIST
* Carrie Underwood
* Katy Perry
* Lady Gaga
* Taylor Swift
by B.O.B featuring Hayley Williams of Paramore
* California Gurls
by Katy Perry featuring Snoop Dogg
* Love The Way You Lie
by Eminem featuring Rihanna
by Usher featuring Will.I.Am
by Lady Gaga featuring Beyoncé
Favourite BREAKOUT ARTIST
* Bruno Mars
* Justin Bieber
* Selena Gomez & the Scene
Favourite R&B ARTIST
* Alicia Keys
* Mary J. Blige
Favourite HIP-HOP ARTIST
* Snoop Dogg
Favourite MUSIC VIDEO
* Baby by Justin Bieber featuring Ludacris
* Love The Way You Lie by Eminem featuring Rihanna
* Teenage Dream by Katy Perry
* Telephone by Lady Gaga featuring Beyoncé
* Waka Waka by Shakira featuring Frshlyground