The gang sets out to attend a baby shower, but nobody can remember the host's first name. Elsewhere, Annie and Jake explore their own family planning.

Wedding preparations lead Annie to realize Jake needs more groomsmen, so she sets out to reunite him with his long-lost friends. Meanwhile, Gil lures Dennah into his new diet-shake business venture.

Annie and Jake deface a sign with graffiti at their apartment building, creating a stir and causing a super mom's investigation. Elsewhere, Gil, Dennah and Kay compete for a "plus one" spot on a wedding guest list.

Jake and Annie recruit Kay to cure them of their annoying habits. Dennah and Gil pursue a hunky fireman.

Kay's ex takes out her frustrations by wiping out Jake's identity; Gil jumps on a job opportunity.

Gil tries to salvage Jake's bachelor party when the arrangements go awry. Annie discovers Jake's mum has been flirting with a guy online so she tries to engineer a face-to-face meeting between them.

Gil is persuaded to do whatever it takes to win a wedding cake making contest. The unexpected return of Annie's biological mother Pam, the egg donor used by her two dads, creates family tension.

Annie hears that her ex-boyfriend Lee is in a coma and realises he will never find out she's engaged to somebody else. Kay sends heartfelt final messages to the gang when turbulence hits her flight.

Annie discovers that she was born in Canada and is not a US citizen. As her family and friends help her to revise for a citizenship test, Jake takes over responsibility for planning their wedding.