The earnings were nearly double what studio executives expected for the Sony Screen Gems ensemble movie, which features Michael Ealy, Taraji P. Henson and Gabrielle Union.
The Warner Bros. drama "The Lucky One," starring Zac Efron opened at No. 2 with $22.8 million.
Lionsgate's blockbuster "The Hunger Games" took in $14.5 million, slipping to third-place after four weekends at No. 1. The film raised its domestic total to $356.9 million.
The top 10 films of the weekend were:
1. "Think Like a Man," $33 million.
2. "The Lucky One," $22.8 million ($3.8 million
international).
3. "The Hunger Games," $14.5 million ($13 million
international).
4. "Chimpanzee," $10.2 million.
5. "The Three Stooges," $9.2 million.
6. "The Cabin in the Woods," $7.8 million ($3.3 million
international).
7. "American Reunion," $5.2 million ($9.5 million
international).
8. "Titanic" in 3-D, $5 million ($34.3 million international).
9. "21 Jump Street," $4.6 million ($3.1 million
international).
10. "Mirror Mirror," $4.1 million ($5.8 million
international).
The Associated Press contributed to this report.