Geek comedy Superbad has remained at the top of the US box office chart for a second week.

The film, which is directed by the team who made 40-Year-Old Virgin and Knocked Up took $18,044,399 in takings.

The Bourne Ultimatum remained near the top of the charts moving back up a place this week to second.

There were three new entries in the top ten with Mr Bean Movie landing in fifth spot, War debuting at six, while The Nanny Diaries moved straight into seventh in the chart.

The top ten movies in full:

1. (1) Superbad - $18,044,369
2. (3) The Bourne Ultimatum - $12,472,215
3. (2) Rush Hour 3 - $11,706,643
4. (-) Mr Bean's Movie -$9,889,780
5. (-) War - $9,820,089
6. (-) The Nanny Diaries - $7,480,927
7. (4) The Simpsons Movie -$4,317,689
8. (6) Stardust - $3,872,560
9. (7) Hairspray - $3,265384
10. (5) The Invasion $3,093,428