Universal Pictures has released a Red Band trailer for the raunchy body-switching comedy The Change-Up, where Ryan Reynolds and Jason Bateman switch identities and have to deal with the ramifications. Scripted by The Hangover scribes Jon Lucas and Scott Moore and directed by Wedding Crashers helmer David Dobkin, the film opens August 5. I’m not a fan of body-switching comedies, but the trailer has its moments, and a particularly unglamorous one for the normally elegant Leslie Mann: