Owl City gets fifth week at Aussie No.1

Owl City has secured a fifth week at the top of the Australian chart with debut single 'Fireflies'.

Second place belongs to Iyaz's 'Replay', which climbs to a new peak from last week's three.

Ke$ha drops one place with 'Tik Tok', while her new single 'Blah Blah Blah' enjoys a second week at number four.

English band Mumford & Sons jump 11 places into the top five with 'Little Lion Man', the lead single from their debut album Sigh No More.

Outside the Top 10, Jay Sean's 'Do You Remember' climbs six places to 12 and Muse leap 12 places to 13 with 'Undisclosed Desires'.

Calvin Harris gets the highest new entry at 40 with 'Flashback', while Rihanna's 'Rude Boy' makes its first appearance at 45.

The top ten singles in full (click where possible for our reviews):

1. (1) Owl City: 'Fireflies'
2. (3) Iyaz: 'Replay'
3. (2) Ke$ha: 'Tik Tok'
4. (4) Ke$ha ft. 3OH!3: 'Blah Blah Blah'
5. (16) Mumford & Sons: 'Little Lion Man'
6. (6) Jason DeRulo: 'Whatcha Say'
7. (5) Lady GaGa: 'Bad Romance'
8. (7) Jay-Z ft. Alicia Keys: 'Empire State Of Mind'
9. (8) Black Eyed Peas: 'Rock That Body'
10. (9) Michael Bublé: 'Haven't Met You Yet'