Guest Star: Nick Clifford
The Vacation Solution
Season 5, Episode 16 - Aired February 9, 2012
After Sheldon's boss forces him to use his mandatory vacation time, he decides to work at Amy's lab and puts his relationship to the test when it appears he may be bad at biology. Meanwhile, Howard and Bernadette hit a pre-marital snag when Bernadette's father insists they sign a pre-nuptial agreement.
Appeared as Phil