Watch It's Always Sunny in Philadelphia: Dennis Looks Like a Registered Sex Offender Episode 311 Online

It's Always Sunny in Philadelphia: Dennis Looks Like a Registered Sex Offender Episode 311, Summary: Dennis gets mistaken for a recently released child molester, but is more upset that he's being mistaken for a fat person than a sex offender. Mac tries to bond with his ex-con father who can't take his crazy eyes off Dee, which gives her the creeps.

This series will be aired on Monday on 28 February 2011 at 10:30 PM on Comedy Central.