Transformers has debuted at the top of the US box office chart, with takings of $70.5m.

The robot movie knocked Ratatouille, which took $29m, into second place, while Die Hard 4.0 also dropped one place to number three ($17.7m). License To Wed debuted in fourth position ($10.4m), followed by Evan Almighty at number five ($8.72m).

The top ten movies in full:

1. (-) Transformers - $70.5m
2. (1) Ratatouille - $29m
3. (2) Die Hard 4.0 - $17.7m
4. (-) License To Wed - $10.4m
5. (3) Evan Almighty - $8.72m
6. (4) 1408 - $7.09m
7. (6) Knocked Up - $5.22m
8. (5) Fantastic Four: Rise Of The Silver Surfer - $4.24m
9. (9) Sicko - $3.6m
10. (7) Ocean's Thirteen - $3.53m