The space aliens of "District 9" beat out "G.I. Joe," starring Channing Tatum (pictured), at the weekend box office, raking in $37 million. "District," which is set in South Africa, is a surprise hit given its low-budget and international cast.

1. District 9, $37.0 mil

2. G.I. Joe: The Rise of the Cobra, $22.5 mil

3. The Time Traveler's Wife, $19.2 mil

4. Julie & Julia, $12.4 mil

5. G-Force, $6.9 mil

(Photo: WENN)