Number Ones in 2009

Gossip Girl star Chace Crawford makes stars alongside Lady Gaga in this video clip!

Number one from Dec 15, 2008 to Dec 21, 2008 | Jan 12, 2009 to Jan 18, 2009 | Dec 22, 2008 to Dec 28, 2008 | Dec 8, 2008 to Dec 14, 2008 | Jan 5, 2009 to Jan 11, 2009 | Jan 19, 2009 to Jan 25, 2009 | Dec 29, 2008 to Jan 4, 2009

Kings of Leon lead singer Caleb Followill said he wrote this song after the band had a falling out in Glasgow, Scotland!

Number one from Jan 26, 2009 to Feb 1, 2009

Miley Cyrus' boyfriend Justin Gaston stars in the video clip!

Number one from Apr 20, 2009 to May 10, 2009 | Apr 13, 2009 to Apr 19, 2009

Three different video clips were made for this song!

Number one from Mar 30, 2009 to Apr 5, 2009

Number one from Feb 2, 2009 to Feb 8, 2009

The video is regarded as super-sexy. Ciara even licks JT's ear!

Number one from May 11, 2009 to May 17, 2009

OneRepublic star Ryan Tedder co-wrote this song for Beyonce. It was released as a double a-side single to 'Diva'.

Number one from Apr 6, 2009 to Apr 12, 2009

Eminem returned from a few years in and out of rehab with this chart topper! 'We Made You' manages to insults everyone from Kim Kardashian, to Lindsey Lohan, Portia de Rossi and even John Mayer!

Number one from Jun 1, 2009 to Jun 7, 2009

'You Found Me' was used in TV commercials for Australian hospital drama 'All Saints'.

Number one from Feb 23, 2009 to Mar 1, 2009 | Mar 9, 2009 to Feb 22, 2009 | Mar 2, 2009 to Mar 8, 2009 | Mar 16, 2009 to Mar 29, 2009

This track came out of nowhere! From American electronic group who named themselves after the 303 area code in Colorado, this track topped the charts for 2 weeks!

Number one from May 25, 2009 to May 31, 2009 | May 18, 2009 to May 24, 2009

'Her Diamonds' was the first single from Rob's second solo album 'Cradlesong'. The track written about Rob's wife topped the charts for an amazing six weeks!

Number one from Jun 15, 2009 to Jun 21, 2009 | Jun 29, 2009 to Jul 5, 2009 | Jul 20, 2009 to Jul 26, 2009 | Jun 22, 2009 to Jun 28, 2009 | Jul 13, 2009 to Jul 19, 2009 | Jul 6, 2009 to Jul 12, 2009

'I Gotta Feeling' is the world chart topping single from The Black Eyed Peas. It's the second single from The Peas fifth studio album 'The E.N.D' and was produced by French house DJ David Guetta.

Number one from Aug 31, 2009 to Sep 6, 2009 | Aug 24, 2009 to Aug 30, 2009 | Aug 10, 2009 to Aug 23, 2009 | Aug 3, 2009 to Aug 9, 2009 | Jul 27, 2009 to Aug 2, 2009

Number one from Feb 9, 2009 to Feb 15, 2009

Number one from Jun 8, 2009 to Jun 14, 2009

'I Gotta Feeling' is the world chart topping single from The Black Eyed Peas. It's the second single from The Peas fifth studio album 'The E.N.D' and was produced by French house DJ David Guetta.

Number one from Aug 24, 2009 to Aug 30, 2009 | Aug 3, 2009 to Aug 9, 2009 | Jul 27, 2009 to Aug 2, 2009 | Aug 10, 2009 to Aug 23, 2009 | Aug 31, 2009 to Sep 6, 2009