'Hangover' hangs on as No. 1 movie with $33.4M

Released by Coppola's American Zoetrope studio, "Tetro" stars Vincent Gallo as an expatriate writer forced to reacquaint himself with a painful family history when his younger brother comes to visit.

Sony Pictures Classics' sci-fi tale "Moon" pulled in $145,218 in eight theaters for an $18,152 average. The film stars Sam Rockwell as a lonesome, homesick worker on the lunar surface whose grip on reality is challenged when a second version of himself appears.

Magnolia Pictures' documentary "Food, Inc." grossed $61,400 in three theaters for a $20,467 average. The film examines the downsides and health hazards of our mass-produced food chain.

Estimated ticket sales for Friday through Sunday at U.S. and Canadian theaters, according to Hollywood.com. Final figures will be released Monday.

1. "The Hangover," $33.4 million.

2. "Up," $30.5 million.

3. "The Taking of Pelham 1 2 3," $25 million.

4. "Night at the Museum: Battle of the Smithsonian," $9.6 million.

5. "Land of the Lost," $9.2 million.

6. "Imagine That," $5.7 million.

7. "Star Trek," $5.6 million.

8. "Terminator Salvation," $4.7 million.

9. "Angels & Demons," $4.2 million.

10. "Drag Me to Hell," $3.9 million.