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

It's Always Sunny in Philadelphia: Dennis Looks Like a Registered Sex Offender (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 12 July 2010 at 10:00 PM. If you want to see the full episode please visit TV Mixer