AceShowbiz -

The battle to win the 37th Annual People's Choice Awards has begun. Announced in a press conference in Hollywood, big stars like Katy Perry, Eminem and Lady GaGa get multiple nominations in music field. Perry leads the pack with five nods, while the Slim Shady and GaGa follow her with four each.

The "California Gurls" hitmaker goes head-to-head with the rapper and the Mother Monster in two categories, Favorite Song and Favorite Music Video. She additionally faces off B.o.B and Usher in the former field, and competes against Justin Bieber and Shakira in the latter.

Also, Perry meets GaGa again in a bid to win Favorite Female Artist and Favorite Pop Artist, joining such competitors as Carrie Underwood, Pink, Taylor Swift, Beyonce Knowles and Rihanna. She gets her fifth nod in Favorite Web Celeb, battling Alicia Keys, Betty White, Jimmy Fallon and Teri Hatcher.

After losing Favorite Male at the recent European Music Awards, Eminem luckily gets a nomination in the same category in this upcoming awards. This time around, the MC has to win over Enrique Iglesias, Michael Buble, Tim McGraw and Usher. He also joins the battle of Favorite Hip-Hop Artist along with Drake, Jay-Z, Ludacris and Snoop Dogg.

The other artists who receive more than one nod include Bieber, Swift, Underwood and Knowles. Voting to determine the winners, including those in TV and movie, will be opened at PeoplesChoice.com until December 7. The winners will be announced in a ceremony to be held on January 5 next year at the Nokia Theatre.

Favorite Male Artist:

• Eminem
• Enrique Iglesias
• Michael Buble
• Tim McGraw
• Usher

• Carrie Underwood
• Katy Perry
• Lady GaGa
• Pink
• Taylor Swift

• "Airplanes" - B.o.B ft. Hayley Williams
• "California Gurls" - Katy Perry ft. Snoop Dogg
• "Love the Way You Lie" - Eminem ft. Rihanna
• "OMG" - Usher ft. will.i.am
• "Telephone" - Lady GaGa ft. Beyonce Knowles

• DAUGHTRY
• Linkin Park
• Maroon 5
• Nickelback
• Paramore

• B.o.B
• Bruno Mars
• Justin Bieber
• Ke$ha
• Selena Gomez & The Scene

• Beyonce Knowles
• Katy Perry
• Lady GaGa
• Pink
• Rihanna

• Carrie Underwood
• Keith Urban
• Lady Antebellum
• Rascal Flatts
• Taylor Swift

• Alicia Keys
• Beyonce Knowles
• Mary J. Blige
• Ne-Yo
• Usher

• Drake
• Eminem
• Jay-Z
• Ludacris
• Snoop Dogg

• "Baby" - Justin Bieber ft. Ludacris
• "Love the Way You Lie" - Eminem ft. Rihanna
• "Teenage Dream" - Katy Perry
• "Telephone" - Lady GaGa ft. Beyonce Knowles
• "Waka Waka (This Time for Africa)" - Shakira ft. Freshlyground

• Alicia Keys
• Betty White
• Jimmy Fallon
• Katy Perry
• Teri Hatcher

• Giant Double Rainbow
• Greyson Chance - "Paparazzi"
• Madison Square Park Proposal
• "Single Ladies" Devastation
• Tarp Surfing