Mad Men

In the Season 5 two-hour premiere, we're welcomed back with a surprise for Don, Pete and Roger butt heads, and Joan clashes with a houseguest.

Megan is hurt by Don's negative response to the surprise party, Lane finds a missing wallet in a cab, Joan makes an unexpected visit to the office, and Pete makes a play for a bigger office.

Peggy has new responsibility as Don and Harry indulge a client.

Don runs into someone from his past while Joan makes a decision.

Lane strikes up an interesting friendship as Pete entertains guests.

Peggy is rattled by a pitch while Don visits a potential client.

Don receives an award while Sally comes to the aid of a relative.

Peggy has to keep a secret while Pete covers for a friend.

Sally faces a challenge. Roger seeks new business.

Christmas wishes come true as everyone gets a gift; Harry helps out a friend.

Don's challenged by a pitch, Peggy contemplates a trip, and Joan entertains an idea.

Don follows a surprising lead while Sally goes out.

Opportunity is in the air for everyone while Pete meets a stranger on the train.