House Season 6 Episode 8 "Teamwork": Synopsis

After House’s medical license is reinstated, he reclaims his role as Head of Diagnostics in time to treat Hank Hardwick (guest star Troy Garity), an adult film star admitted to Princeton Plainsboro for pulsating eye pain. Meanwhile, Cuddy is reminded that Princeton Plainsboro is not conducive to healthy personal relationships.

Source: Fanforum