G.I. Joe: The Rise of Cobra has blasted the competition at the U.S. box office, bringing in $56.2 million dollars opening weekend. The action blockbuster, which stars Channing Tatum and Sienna Miller, stomped out the competition and commanded the lead over other movies like Julie & Julia and G-Force.

Check out the top 10 box office flicks from the August 7-9 weekend:

1. G.I. Joe: The Rise of Cobra: $56 million

2. Julie & Julia: $20 million

3. G-Force: $9.8 million

4. Harry Potter and the Half-Blood Prince: $8.8 million

5. Funny People: $7.8 million

6. The Ugly Truth: $7 million

7. A Perfect Getaway: $5.7 million

8. Aliens in the Attic: $4 million

9. Orphan: $3.7 million

10. (500) Days of Summer: $3.7 million