You would have thought Lady Gagahad already had her five minutes of MTV fame but with the Europe Music Award (EMAs) nominees just released it seems not so. At least this time she has a serious contender – Katy Perry. The two talented musicians will go head to head in four categories to battle it out for the best in pop, song, video and the prestigious Best Female award. Lady Gaga is also nominated for the Best Live Act while Katy Perry is up for Best World Stage Performance taking both singers to five nominations, more than any other musician in the line-up. The nominees list is:

Best Pop:
Lady Gaga
Usher
Katy Perry
Miley Cyrus
Rihanna

Best Rock:
Kings of Leon
Linkin Park
Thirty Seconds to Mars
Muse
Ozzy Osbourne

Best Live Act:
Bon Jovi
Lady Gaga
Muse
Kings of Leon
Linkin Park

Best Male:
Eminem
Justin Bieber
Usher
Enrique Iglesias
Kanye West

Best Female:
Lady Gaga
Katy Perry
Miley Cyrus
Shakira
Rihanna

Best New Act:
Ke$ha
B.o.B.
Jason Derulo
Plan B
Justin Bieber

Best Alternative:
Gorillaz
Gossip
Paramore
Vampire Weekend
Arcade Fire

Best Hip Hop:
T.I.
Eminem
Kanye West
Lil Wayne
Snoop Dogg

Best Song:
Usher - OMG
Katy Perry featuring Snoop Dogg - California Gurls
Eminem featuring Rihanna - Love the Way You Lie
Rihanna - Rude Boy
Lady Gaga - Bad Romance

Best Video:
Thirty Seconds to Mars - Kings and Queens
Katy Perry featuring Snoop Dogg - California Gurls
Lady Gaga featuring Beyonce - Telephone
Plan B - Prayin'
Eminem featuring Rihanna - Love the Way You Lie

Best World Stage Performance:
Green Day
Muse
Thirty Seconds to Mars
Katy Perry
Gorillaz. (LR/WNWR/ZN)

Tune in to MTV on November 7 to see who takes the top wins at the MTV EMAs in Madrid, Spain.