Watch the Madagascar: Escape 2 Africa Trailer. In the highly-anticipated sequel to Madagascar, Alex (Ben Stiller), Marty (Chris Rock), Melman (David ...

Rated G. As much as Marty the zebra and Alex the lion get top billing in Madagascar: Escape 2 Africa, it’s a two-legged, Ovaltine-swilling dark horse that hijacks the movie.

As before, the group is comprised of Alex (voiced by Ben Stiller), the sissy lion, Marty (Chris Rock), the sassy (read: obnoxious) zebra, Melman (David Schwimmer), the hypochondriac giraffe, and ...