Kyle is intimately involved in the development of a revolutionary new product called HumancentiPad.

Jimmy hosts the Special Ed Department's First Annual Comedy Awards.

The Prince of Canada is about to take a Princess and Ike is obsessed with the Royal Wedding.

Cartman throws a fit when the boys' penis sizes are posted on the school bulletin board, and is sent to anger management therapy.

Kyle gets in on the ground floor of Cartman's latest business venture, The Crack Baby Athletic Association.

Butters is diagnosed with multiple personality disorder.

Just after Stan's 10th birthday, his worldview starts to change and so do his friendships.

Cartman finds a unique way to cope with Asperger's Syndrome.

Cartman joins the U.S. Border Patrol.

The kids' most scandalous secrets are being leaked on an outrageous new gossip website.

Butters informs Mr. Lu Kim about South Park's new sushi restaurant.

Lu Kim confronts the owner of City Sushi.

Concerned over Butters' mental state, his parents take him to a therapist.

The turf war kicks up a notch, while Butters' mental state worsens.

Lu Kim and the City Sushi Guy agree to settle their differences.

Butters sits down with Dr. Janus to sort out his mental issues.

Searching for answers, Butters videotapes his sleep patterns.

Lu Kim and the City Sushi Guy hold an Asian Diversity Assembly.

After Butters confronts Dr. Janus, he has another episode.

Butters gets into more trouble, as Lu Kim plans an Asian Diversity Festival.