Prince Caspian rules box office

With a 56.6 million gross The Chronicles of Narnia:Prince Caspian dethroned Iron Man this week... Here's how the Top Box Office looked this week:

1. "The Chronicles of Narnia: Prince Caspian," $56.6 million.
2. "Iron Man," $31.2 million.
3. "What Happens in Vegas," $13.9 million.
4. "Speed Racer," $7.6 million.
5. "Baby Mama," $4.6 million.
6. "Made of Honor," $4.5 million.
7. "Forgetting Sarah Marshall," $2.5 million.
8. "Harold & Kumar Escape from Guantanamo Bay," $1.8 million.
9. "The Forbidden Kingdom," $1 million.
10. "The Visitor," $687,000.