24 episodesFirst aired 19 September 2011
A new chapter begins when internet billionaire Walden Schmidt moves in, bringing fresh energy, wealth, and more absurd adventures to the Malibu household.
E1Sept 201121m
Alan and Jake meet Walden Schmidt, a broken-hearted billionaire.
E2Sept 201121m
Walden deals with his ex-wife, Bridget.
E3Oct 201120m
Alan prepares Walden for a date with Bridget, while Jake decides to emulate Walden and drop out of school.
E4Oct 201121m
Walden goes looking for Mrs. Right while Alan has an opportunity to reconcile with Lyndsey.
E5Oct 201120m
Alan has trouble accepting Lyndsey's seedy movie past, and Walden tries to cheer him up by throwing a party.
E6Oct 201121m
Walden receives divorce papers from Bridget, but forgets his depression when he meets a girl who looks eerily like her.
E7Oct 201119m
Jake has a crush on his chemistry tutor, who has a crush on Walden. Meanwhile, Alan obsesses over the journal his brother left him in his will.
E8Nov 201121m
When Walden begins redecorating the beach house, Alan becomes overly emotional.
E9Nov 201121m
Upon his release from the hospital, Alan is met with a slew of challenges that test his ability to cope.
E10Nov 201121m
Walden hits it off with a British babe, but neither of them is sure he's ready to re-enter the dating world.
E11Dec 201120m
Walden is trying his best to impress his new love interest when Bridget reappears in his life.
E12Dec 201121m
Walden's mother arrives and Alan is smitten with her, even as she reveals a secret about Walden's past that sends him into a downward spiral.
E13Jan 201220m
Walden's ex-wife and mother try to take control of his company, so he turns to Alan for help.
E14Jan 201220m
Zoey tries to convince Walden to cut his hair and shave; Alan and Lyndsey revive their relationship.
E15Feb 201221m
Walden tries to loosen Zooey up by sharing some of Berta's special brownies.
E16Feb 201220m
Strained relationships and girl-fighting result when a huge storm traps Walden, Alan, Zoey and Lyndsey in the house on Valentine's Day.
E17Feb 201219m
Walden and Zoey's relationship suffers after they share a near-death experience. Meanwhile, Alan wonders if Lyndsey has a drinking problem.
E18Feb 201221m
Walden's ex-business partner shows up at the beach house looking to make peace.
E19Mar 201221m
Alan and Lyndsey introduce their mothers. Jake and Eldridge get a ride from Walden to a party.
E20Apr 201221m
Walden breaks the news to Zoey that he is going into business with his ex-wife. Alan and Lyndsey try to cope with their mom's relationship.
E21Apr 201221m
Walden's commitment is tested when Zoey and her daughter come to live with him. Meanwhile, Alan gets more than he bargained for when he moves in with Lyndsey
E22Apr 201221m
Charlie's ghost pays a visit to Alan after he suffers a minor heart attack.
E23May 201221m
Alan is showered with love and affection upon returning from the hospital, but Zoey isn't so sure it's deserved.
E24May 201221m
Jake is pressured to make a decision about his future.
