He visits his childhood friend Burton "Gus" Guster (Dulé Hill), a pharmaceutical representative. Shawn decides to get Gus involved. Gus is reluctant, but eventually gets involved with the McCallum case. Shawn and Gus find out that about 18 months before, Camden had straightened up his usual party boy act. They learn Camden never did anything without his dog, and he disappeared from a park along with the dog. Shawn realizes Camden wasn't kidnapped, he disappeared. Exactly 18 months before, Mr. McCallum threatened to cut Camden out of the inheritance if he didn't straighten up. Camden also stopped hanging around with his close friend, Malcolm Orso. Camden and Malcolm were planning a ransom.