Meet the Spartans, a spoof of action films such as 300, debuted in first place at the weekend box office with $18.7 million (all figures US). Another new release, Rambo starring Sylvester Stallone, opened in second place with $18.2 million. Last weekend’s No. 2 movie, 27 Dresses, dropped a spot to third, taking in $13.6 in its second weekend out, while last weekend’s top movie, Cloverfield, dropped three spots to fourth, with $12.7 million. Rounding out the top five was the new release Untraceable, earning $11.2 million.