Sweet Taste of Liberty

Ted agrees to let Barney disrupt his routine by taking an impromptu trip to the airport with him that eventually leads the duo to Philadelphia and trouble with airport security. Meanwhile, Lily and Robin go out for drinks, but Lily becomes jealous when she is not as successful with men as Robin is, for which she blames her engagement ring. Marshall travels between both situations in an attempt to rectify the group's problems.

Duration: 00:21