Rihanna leads the 2012 MTV European Music Awards (EMA) nominations with six nods.

The 'We Found Love' hitmaker is up for a host of top accolades, including Best Pop Act, Best Look, Biggest Fans and Best Female - a category which will see her battle Katy Perry, Pink, Nicki Minaj and Taylor Swift.

Taylor has five nominations in total, including Best Live Act and Best World Stage.

Justin Bieber and Katy - who will both take on Taylor and Rihanna for the title of Best Pop act - received four nods each, while several acts picked up a hat-trick of nominations including Nicki, Lady GaGa and Carly Rae Jepsen, who faces stiff competition from Lana Del Rey, One Direction, fun. and Rita Ora for Best Newcomer.

Justin will do battle with Kanye West, Flo Rida, Pitbull and Jay-Z for Best Male.

Other notable nominees include Green Day, Jack White, Flo Rida, Muse and Ed Sheeran, who will do battle with One Direction, Jessie J, Conor Maynard and Rita for the title of Best UK & Ireland newcomer.

No less than 18 acts are up for the Best World Stage category - which celebrates the range and breadth of all the music that MTV has to offer by showcasing incredible artists from all parts of the world - such as Sean Paul, Snow Patrol, Maroon 5 and B.o.B.

The winners will be announced at the ceremony in Frankfurt, Germany, on November 11, with performers at the event yet to be announced.

MTV viewers can vote for EMA categories such as Best Newcomer, Best Live Act and more from today (17.09.12) by visiting www.mtvema.com.

MTV European Music Awards 2012 nominations:

BEST SONG:

Carly Rae Jepsen - 'Call Me Maybe'

Rihanna feat. Calvin Harris - 'We Found Love'

Gotye - 'Somebody That I Used To Know'

Pitbull feat. Chris Brown - 'International Love'

fun. feat. Janelle Monáe - 'We Are Young'

BEST NEWCOMER:

Rita Ora

fun.

One Direction

Lana Del Rey

Carly Rae Jepsen

BEST FEMALE:

Rihanna

Katy Perry

P!nk

Taylor Swift

Nicki Minaj

BEST MALE:

Justin Bieber

Kanye West

Flo Rida

Pitbull

Jay-Z

BEST POP:

Justin Bieber

No Doubt

Katy Perry

Taylor Swift

Rihanna

BEST LIVE:

Taylor Swift

Lady Gaga

Jay Z & Kanye West

Green Day

Muse

BEST HIP HOP:

Jay Z & Kanye West

Nas

Rick Ross

Drake

Nicki Minaj

BEST ROCK:

Linkin Park

Green Day

Muse

The Killers

Coldplay

BEST ELECTRONIC:

David Guetta

Swedish House Mafia

Avicii

Skrillex

Calvin Harris

BEST ALTERNATIVE:

Jack White

The Black Keys

Arctic Monkeys

Florence + The Machine

Lana Del Rey

BEST VIDEO:

M.I.A. - 'Bad Girls'

Lady Gaga - 'Marry The Night'

Katy Perry - 'Wide Awake'

Rihanna feat. Calvin Harris - 'We Found Love'

PSY - 'Gangnam Style'

BEST LOOK:

Nicki Minaj

Rihanna

Jack White

Taylor Swift

A$AP Rocky

BIGGEST FANS:

Justin Bieber

One Direction

Lady Gaga

Rihanna

Katy Perry

BEST WORLD STAGE:

Arcade Fire

Arctic Monkeys

B.o.B

Evanescence

Flo Rida

Jason Derulo

Joe Jonas

Justin Bieber

Kasabian

Ke$ha

LMFAO

Maroon 5

Nelly Furtado

Red Hot Chili Peppers

Sean Paul

Snoop Dogg

Snow Patrol

Taylor Swift

BEST PUSH:

Nov - Foster The People

Dec - Lana Del Rey

Jan - Mac Miller

Feb - Michael Kiwanuka

March - Gotye

April - Rebecca Ferguson

May - fun.

June - Rita Ora

July - Conor Maynard

August - Of Monsters and Men

September - Carly Rae Jepsen

BEST UK & IRELAND ACT:

Conor Maynard

Rita Ora

One Direction

Jessie J

Ed Sheeran