#20 Nicki Minaj - Starships

NEW YORK, NY - SEPTEMBER 24: Nicki Minaj attends the Nicki Minaj "Pink Friday" Fragrance Launch Event at Macy's Herald Square on September 24, 2012 in New York City. (Photo by Dave Kotinsky/Getty Images)

#19 Katy Perry - Wide Awake

NEW YORK, NY - OCTOBER 13: Katy Perry performs onstage at Comedy Central's night of too many stars: America comes together for autism programs at The Beacon Theatre on October 13, 2012 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

#18 Wonder Girls - Like Money f/Akon

NEW YORK, NY - SEPTEMBER 05: (L-R) Yubin, Yenny, Lim, Sohee and Sun of Wonder Girls perform onstage at iHeartRadio Presents Wonder Girls at iHeartRadio Performance Theater on September 5, 2012 in New York City. (Photo by Sara Kauss/Getty Images for Clear Channel)

#17 Gotye - Somebody That I Used To Know

INDIO, CA - APRIL 15: Musician Wouter "Wally" De Backer aka Gotye performs during Day 3 of the 2012 Coachella Valley Music & Arts Festival held at the Empire Polo Club on April 15, 2012 in Indio, California. (Photo by Michael Buckner/Getty Images for Coachella)

#16 Trey Songz - Heart Attack

Moses Robinson/Getty Images for Heineken

ATLANTA, GA - AUGUST 26: Trey Songz performing at the Heineken Red Star Access Atlanta featuring Trey Songz, Kendrick Lamar and DJ MLK hosted by Affion Crockett at Opera Nightclub on August 26, 2012 in Atlanta, Georgia. (Photo by Moses Robinson/Getty Images for Heineken)

#15 FUN. - Some Nights

LONDON, UNITED KINGDOM - OCTOBER 07: Naye Ruess, Adrew Dost and Jack Antonoff of 'Fun' attend the BBC Radio 1 Teen Awards on October 7, 2012 in London, England. (Photo by Stuart Wilson/Getty Images)

#14 David Guetta - Titanium f/Sia

INDIO, CA - APRIL 14: DJ David Guetta performs onstage at the 2012 Coachella Valley Music & Arts Festival held at The Empire Polo Field on April 14, 2012 in Indio, California. (Photo by Mark Davis/Getty Images for Coachella)

#13 Ke$ha - Die Young

LOS ANGELES, CA - SEPTEMBER 06: Singer Ke$ha arrives at the 2012 MTV Video Music Awards at Staples Center on September 6, 2012 in Los Angeles, California. (Photo by Christopher Polk/Getty Images)

#12 Rihanna - Diamonds

LAS VEGAS, NV - SEPTEMBER 21: Singer Rihanna performs onstage during the 2012 iHeartRadio Music Festival at the MGM Grand Garden Arena on September 21, 2012 in Las Vegas, Nevada. (Photo by Christopher Polk/Getty Images for Clear Channel)

#11 Ellie Goulding - Lights

HOLLYWOOD, CA - APRIL 11: Singer Ellie Goulding performs at the Third Annual ELLE Women In Music Event at Avalon on April 11, 2012 in Hollywood, California. (Photo by Michael Buckner/Getty Images)

#10 Nicki Minaj - Pound The Alarm

NEW YORK, NY - SEPTEMBER 24: Nicki Minaj attends the Nicki Minaj "Pink Friday" Fragrance Launch Event at Macy's Herald Square on September 24, 2012 in New York City. (Photo by Dave Kotinsky/Getty Images)

#9 Kanye West - Mercy f/Big Sean/Pusha T

PARIS, FRANCE - OCTOBER 02: Kanye West attends LE BAL hosted by MAC and Carine Roitfeld as part of Paris Fashion Week Spring / Summer 2013 at Hotel Salomon de Rothschild on October 2, 2012 in Paris, France. (Photo by Pascal Le Segretain/Getty Images)

#8 Chris Brown - Don't Wake Me Up

LOS ANGELES, CA - SEPTEMBER 06: Singer Chris Brown accepts the award for Best Male Video onstage during the 2012 MTV Video Music Awards at Staples Center on September 6, 2012 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

#7 Don Omar feat. Lucenzo - Danza Kuduro

MIAMI GARDENS, FL - FEBRUARY 02: Singer Don Omar performs at the Pepsi Smash Super Bowl Fiesta Concert outside of Dolphin Stadium on February 2, 2007 in Miami Gardens, Florida. (Photo by Larry Marano/Getty Images for NFL)

#6 P!nk - Blow Me (One Last Kiss)

MELBOURNE, AUSTRALIA - OCTOBER 04: Singer Pink performs for fans at The Forum Theatre on October 4, 2012 in Melbourne, Australia. Pink is in Australia promoting her latest album, The Truth About Love. (Photo by Scott Barbour/Getty Images)

#5 PSY - Gangnam Style

BUSAN, SOUTH KOREA - OCTOBER 06: Singer Psy performs onstage at a Lotte Entertainment Night during the 17th Busan International Film Festival (BIFF) at the Lotte Hotel on October 6, 2012 in Busan, South Korea. The biggest film festival in Asia showcases 304 films from 75 countries and runs from October 4-13. (Photo by Chung Sung-Jun/Getty Images)

#4 Rihanna - Where Have You Been

LAS VEGAS, NV - SEPTEMBER 21: Singer Rihanna performs onstage during the 2012 iHeartRadio Music Festival at the MGM Grand Garden Arena on September 21, 2012 in Las Vegas, Nevada. (Photo by Christopher Polk/Getty Images for Clear Channel)

#3 Ne-Yo - Let Me Love You

LAS VEGAS, NV - SEPTEMBER 22: Singer/songwriter Ne-Yo performs onstage with rapper Pitbull during the 2012 iHeartRadio Music Festival at the MGM Grand Garden Arena on September 22, 2012 in Las Vegas, Nevada. (Photo by Christopher Polk/Getty Images for Clear Channel)

#2 Justin Bieber - As Long As You Love Me

LOS ANGELES, CA - OCTOBER 02: Singer Justin Bieber performs during his "Believe" tour at The Staples Center on October 2, 2012 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

#1 Maroon 5 - One More Night

MELBOURNE, AUSTRALIA - OCTOBER 12: Lead singer of rock band Maroon 5, Adam Levine performs for fans at Rod Laver Arena on October 12, 2012 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)