What is the Best Number One Song of 2011?

• "Firework"- Katy Perry

• "Grenade"- Bruno Mars

• "Hold It Against Me"- Britney Spears

• "Black and Yellow"- Wiz Khalifa

• "Born This Way"- Lady Gaga

• "E.T."- Katy Perry featuring Kanye West

• "S&M"- Rihanna

• "Rolling in the Deep"- Adele

• "Give Me Everything"- Pitbull featuring Ne-Yo, Afrojack and Nayer

• "Party Rock Anthem"- LMFAO featuring Lauren Bennett and GoonRock

• "Last Friday Night (T.G.I.F.)"- Katy Perry

• "Moves Like Jagger"- Maroon 5 featuring Christina Aguilera

• "Someone Like You"- Adele

• "We Found Love"- Rihanna featuring Calvin Harris