Ryan and Wilfred search for Wilfred's original owner. ...

Ryan befriends Wilfred's enemy--the mailman. ...

Ryan distrusts his sister's new love interest. ...

Ryan takes Wilfred to a dog training class in the hopes of winning over a girl. ...

Wilfred helps Ryan pick a roommate. ...

Wilfred forces Ryan to collaborate on a birthday gift for Jenna. ...

Wilfred leads Ryan on an insomnia-fueled, crime-fighting caper. ...

Ryan tries progressive psychotherapy to better understand a past trauma. ...

Wilfred crashes Christmas and pits Ryan against his family. ...

Ryan, Wilfred and a wily old friend struggle to outfox each other. ...

Wilfred's obsession with a forbidden love jeopardizes Ryan's living situation. ...

Wilfred's path to valor puts Ryan in danger. ...

In the season finale, Jenna bars Ryan from seeing Wilfred when he needs him most. ...