The first official movie clip of the Avengers is both action-packed and hilarious:

Avengers Trailer

The Avengers – Black Widow
Black Widow (Scarlett Johansson) is a hell of a woman! If I weren’t married I would propose her right away!

There’s also a new poster:

(Click on the poster to enlarge.)

You may recognize Agent Coulson (Clark Gregg) and Nick Fury (Samuel L. Jackson).
:)