Estimated ticket sales for May 9-11. Dollar figures in the millions. There are no ties; numbers are rounded off.
1. Iron Man$51.2 Total: $177.8, two weeks Locations: 4,111
2. What Happens in Vegas$20.2 Total: $20.2, one week Locations: 3,215
3. Speed Racer$18.6 Total: $18.6, one week Locations: 3,606
4. Made of Honor$8.1 Total: $26.8, two weeks Locations: 2,734
5. Baby Mama$6.2 Total: $40.8, three weeks Locations: 2,627
6. Forgetting Sarah Marshall$3.8 Total: $50.8, four weeks Locations: 2,376
7. Harold & Kumar Escape From Guantanamo Bay$3.1 Total: $30.7, three weeks Locations: 2,264
8. The Forbidden Kingdom$2.2 Total: $48.5, four weeks Locations: 1,724
9. Nim's Island$1.5 Total: $44.4, six weeks Locations: 1,601
10. Prom Night$1 Total: $42.8, five weeks Locations: 1,465

SOURCE: Exhibitor Relations Co. Inc.