Karen gets cold feet as her wedding day arrives. Drama ensues as she begins to have doubts about marrying Freddy, especially when Lisa thinks Nick is the reason why. Brian Jr.'s mother returns to New York to take back her son, but Brian Sr. has finally bonded with him. Patrick's campaign revs up, but his wife finds out about his affair through an unlikely source. Natalie Kimpton tries to fix things between her and Juliet by releasing a song about forgiveness, but Jeremy is suspicious of Natalie's motives.