Summit Entertainment has released a trailer preview, the new poster, and three photos from The Perks of Being a Wallflower, arriving in theaters nationwide September 14. The video only offers a small portion of the upcoming trailer, although the full version will air during the 2012 MTV Movie Awards pre-show on Sunday, June 3 at 8 PM ET on MTV. Check out the trailer preview, and take a look at the poster and photos from this adaptation of Stephen Chbosky's novel.

There will also be a live Facebook trailer viewing party this Sunday starting at 8:30 PM ET, where stars Logan Lerman, Ezra Miller, and writer-director Stephen Chbosky will answer questions from the fans after the trailer debut.