Teenage sex-capade "Superbad" starring neophyte actors and with virtually unknown casts beats Hollywood giants like Jackie Chan (Rush Hour 3), Matt Damon (The Bourne Ultimatum), Nicole Kidman (The Invasion) and Robert deNiro (Stardust) at the boxoffice this weekend. Superbad opened to take top spot in the North America with 31.2 million dollars this weekend, overtaking "Rush Hour 3," according to preliminary figures Sunday. This Week's Boxoffice Top Ten after the jump...

Top 10:

1. Superbad – $31.2M
2. Rush Hour 3 – $21.8M
3. The Bourne Ultimatum – $18.9M
4. The Simpsons – $6.7M
5. The Invasion – $6M
6. Stardust – $5.2M
7. Hairspray – $4.3M
8. Underdog – $3.6M
9. Harry Potter OOTP – $3.54M
10. I Now Pronounce You Chuck and Larry – $3.49M