#20 Lil Wayne feat. Drake - She Will

onstage during the BET Awards '11 held at the Shrine Auditorium on June 26, 2011 in Los Angeles, California.

#19 The Wanted - Glad You Came

CHELMSFORD, ENGLAND - AUGUST 21: The Wanted perform live on the V stage during day 2 of the V Festival in Hylands Park on August 21, 2011 in Chelmsford, United Kingdom. (Photo by Ian Gavan/Getty Images)

#18 Jay Z & Kanye West - N***** In Paris

performs onstage during the 2011 MTV Video Music Awards at Nokia Theatre L.A. LIVE on August 28, 2011 in Los Angeles, California.

#17 Britney Spears - Criminal

LAS VEGAS, NV - MAY 22: Singer Britney Spears performs during the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for ABC)

#16 Flo Rida - Good Feeling

appears on stage at the 10th Annual BMI Urban Awards at the Pantages Theatre on September 10, 2010 in Los Angeles, California.

#15 Katy Perry - The One That Got Away

LONDON, UNITED KINGDOM - MARCH 17: Katy Perry performs on the opening night of her 'California Dreams' UK tour at Hammersmith Apollo on March 17, 2011 in London, England. (Photo by Neil Lupin/Getty Images)

#14 Bad Meets Evil feat. Bruno Mars - Lighters

#13 LMFAO - Party Rock Anthem

#12 Nicki Minaj feat. Rihanna - Fly

<> at Rumsey Playfield, Central Park on August 5, 2011 in New York City.

#11 Alexandra Stan - Mr. Saxobeat

<> on September 8, 2011 in Berlin, Germany.

#10 DEV - In the Dark

#9 David Guetta feat. Usher - Without You

<> during the first day of the Wireless Festival at Hyde Park on July 1, 2011 in London, England.

#8 T-Pain feat. Wiz Khalifa - 5 O'Clock

TORONTO, ON - SEPTEMBER 12: Special Guest T-Pain performs on stage at the Molson Canadian Amphitheatre, part of Chris Browns North American F.A.M.E tour that kicked off on September 12, 2011 in Toronto, Canada. (Photo by Jag Gundu/Getty Images)

#7 Drake - Headlines

onstage during the 2010 MTV Video Music Awards at NOKIA Theatre L.A. LIVE on September 12, 2010 in Los Angeles, California.

#6 Cobra Starship feat. Sabi - You Make Me Feel

<> at the Hard Rock Cafe - Times Square on March 21, 2011 in New York City.

#5 Rihanna feat. Calvin Harris - We Found Love

#4 Gym Class Heroes feat. Adam Levine - Stereo Hearts

onstage at the 2009 VH1 Hip Hop Honors at the Brooklyn Academy of Music on September 23, 2009 in the Brooklyn borough of New York City.

#3 Maroon 5 feat. Christina Aguilera - Moves Like Jagger

performs at the Maroon 5 Video Shoot for "Moves Like Jagger" with Christina Aguilera on July 8, 2011 in Los Angeles, California.

#2 Adele - Someone Like You

onstage during 2009 VH1 Divas at Brooklyn Academy of Music on September 17, 2009 in New York City.

#1 LMFAO - Sexy and I Know it

<> at Pier 36 on August 11, 2011 in New York City.