A hedonistic jingle writer\'s free-wheeling life comes to an abrupt halt when his brother and 10-year-old nephew move into his beach-front house.
Cast: Charlie Sheen, Jon Cryer, Angus T. Jones, Conchata Ferrell, Holland Taylor, Marin Hinkle, Melanie Lynskey, Jennifer Taylor, Ryan Stiles, April Bowlby, Jane Lynch, Emmanuelle Vaugier, Kelly Stables, Robert Clotworthy, James Edson
After their divorce becomes official, Walden offers Alan a present.
Walden fears if he breaks up with Ms. McMartin, it will jeopardize his adoption of Louis. Also, Alan hesitates when Lyndsey asks him to move in with her.
Walden is concerned that there could be an impact on Louis' adoption after Alan breaks up with their social worker.
After Walden joins a support group for adoptive fathers, he enjoys having some time away from Alan.
Walden faces difficulties bringing a woman home with Louis around, while Herb seeks Alan's permission to ask Lindsey out on a date.
Alan and Walden attempt to convince Louis that Santa Claus is real.
Walden and Alan become friends with three moms, but things become complicated after Walden ends up falling for one of them.
Alan begins to disobey Walden's rules so that he will look cool in front of Louis.
Walden looks after a foster child named Louis,but they don't bond the way he hoped they would.
A birth mother considers having Walden and Alan adopt her baby.
Alan and Walden must be perceived as a loving couple during a meeting with an adoption social worker; Lyndsey returns from rehab.
Walden has second thoughts about getting married when Alan has him sign a pre-nup.
When Walden has a health scare on Halloween, he tries to re-prioritize his life with the help of Alan.