Movies
The comedy, starring Bradley Cooper, Ed Helms and Zach Galifianakis, pulls in $3.4 million to end Terminator's brief reign at the chart summit.
New entry Land Of The Lost is at number three, while comedies Night At The Museum 2 and I Love You, Man round out the top five.
Elsewhere, Sunshine Cleaning is the only other new chart entry, landing at number ten behind indie Samson And Delilah.
The box office top ten in full (figures in Australian dollars):
1. (-) The Hangover - $3,442,920
2. (1) Terminator Salvation - $2,327,344
3. (-) Land Of The Lost - $1,528,657
4. (2) Night At The Museum 2 - $1,195,999
5. (3) I Love You, Man - $727,690
6. (4) State Of Play - $714,541
7. (5) Angels & Demons - $671,783
8. (6) Star Trek - $343,695
9. (7) Samson And Delilah - $206,798
10. (-) Sunshine Cleaning - $196,559
> Click here to read our interview with the stars of The Hangover
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