Sebastian Tillinger

Ray and Nick discover a young boy's corpse alongside body parts in an illegal waste dump. Is Dr Jekyll back? Elsewhere, Greg and Catherine investigate the murder of a woman found dumped in a hotel corridor.

Cory reads one of Shawn's poems at the coffeehouse without his consent; Eric comes up with an unusual way to deal with exams.

Templeton handles an airline strike in his own way when, as Speaker of the House, he becomes acting president after Mac's appendix bursts mid-flight on Air Force One.

Lisa convinces the coach that the boys are great basketball players, even though their skills are less than adequate.

Wyatt and Gary (John Mallory Asher, Michael Manasseri) take the fast road to fame when Lisa (Vanessa Angel) makes them rock stars.

When Gary and Wyatt are bored with their sex education class, Lisa livens things up by becoming the teacher.