We've got our first glimpse at Seth Rogen's Teenage Mutant Ninja Turtles: Mutant Mayhem , and it is quite something. Haven't seen the teaser trailer? Want to watch it again? You can check it out below. The first thing that strikes you when watching this teaser - after the striking animation, that is - is that these Teenage Mutant Ninja Turtles actually act and sound like real teenagers. It certainly helps that they're being voiced by actual teenagers. The banter between them is perfect! In this mere glimpse of what is to come, we're seeing teenagers being teenagers; causing chaos in the search for fun and entertainment. Granted they're also humanoid mutant turtles, but I guess that means teenagers are pretty much the same in every species. Parents will undoubtedly be pointing to the central scene depicted here when explaining to their children why they can't be trusted with anything sharp! Despite the fact that the movie centres around one of this planet