Seth Rogen's new movie is something we didn't expect at all – but we have a feeling it's going to be hilarious.

The trailer for the cartoon movie dropped on Monday during the South by Southwest Film Festival.

With sight gags, many double entendres and just about every food pun imaginable, this movie is definitely not one to bring your mammy to see.

But behind all of the jokes, there's actually a pretty good story. One of the characters (an Irish potato, no less) has their rose-tinted glasses removed and realises the world isn't all that great.

With Seth Rogen, Paul Rudd, Kristin Wiig and Jonah Hill all taking part, you know this is a movie you won't want to miss. We think…