9.)Cee Lo- "Forget You"

8.)Ke$ha- "Blow"

7.)Tinie Tempah- "Written In The Stars"

6.)Adele- "Rolling In The Deep"

5.)Mike Posner- "Bow Chicka Wow Wow"

4.)Bruno Mars- "The Lazy Song"

3.)Britney Spears- "Till The World Ends"

2.)Katy Perry- "E.T."

1.)Rihanna- "S&M"

9.)Tinie Tempah- "Written In The Stars"

8.)Adele- "Rolling In The Deep"

7.)Ke$ha- "Blow"

6.)Bruno Mars- "The Lazy Song"

5.)Cee Lo- "Forget You"

4.)Rihanna- "S&M"

3.)Mike Posner- "Bow Chicka Wow Wow"

2.)Britney Spears- "Till The World Ends"

1.)Katy Perry- "E.T."

Will Ferrell is eyeing a permanent desk job - he's hoping his upcoming turn in 'The Office' will become a regular role. The Elf star is to appear in four episodes of the U.S. sitcom's current season next month to fill the place left by outgoing star Steve Carell. And Ferrell has hinted his run in the show could be extended to a more permanent position once producers start looking at the future of the program.
Here's a teaser for it: