S5, E4: Things get awkward when Robin and Barney don't want to double date with Lily and Marshall anymore; Ted plays up his `professor' persona by wearing a tweed jacket to impress women.

Starring Phillip Wilburn, Trey Ellett, Kristen Sullivan

S5, E4: Things get awkward when Robin and Barney don't want to double date with Lily and Marshall anymore; Ted plays up his `professor' persona by wearing a tweed jacket to impress women.