Little by little, Erin learns why Titus lied about going to an ex-girlfriend's wake--and it's not pretty.

Titus fires back after Ken's fiancée, Kathy, replaces him as best man at the rehearsal dinner that Titus organized.

A gathering includes Tommy's new girlfriend--the waitress Titus slept with during a one-night breakup with Erin.

Titus tries to undo what he sees as damage when Dave's response to a Dear John letter is to join the Army.

Titus's sister Shannon, who's outshone him at every turn, does so again at the reopening of his shop.

Tired of carrying Dave, Titus decides it's finally time he learns to fend for himself--when they're both stranded on an icy cliff.