Owl City retains Aussie singles top spot

Owl City has secured a second week at the top of the Australian singles chart with 'Fireflies'.

The track, which is a former US chart-topper, holds off Ke$ha's 'Tik Tok' in second place.

Lady GaGa remains at number three with 'Bad Romance, while Jay Z and Alicia Keys's collaboration 'Empire State Of Mind' climbs to a new peak of four.

Elsewhere, Black Eyed Peas' former chart-topper 'I Gotta Feeling' rises five places back into the top ten and new single 'Rock That Body' jumps nine to number 18.

David Guetta's 'Memories', which features Kid Cudi, is the highest new entry at 25, while Justin Bieber debuts at 42 with 'One Time'.

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

1. (1) Owl City: 'Fireflies'
2. (2) Ke$ha: 'Tik Tok'
3. (3) Lady GaGa: 'Bad Romance'
4. (7) Jay-Z ft. Alicia Keys: 'Empire State Of Mind'
5. (5) Jason DeRulo: 'Whatcha Say'
6. (4) Stan Walker: 'Black Box'
7. (8) Jay Sean feat Lil Wayne: 'Down'
8. (6) 3OH!3 ft. Katy Perry: 'Starstrukk'
9. (10) Iyaz: 'Replay'
10. (15) Black Eyed Peas: 'I Gotta Feeling'