"Pilot": Troy and the rest of the study group meet for the first time.

"Spanish 101": Troy's friendship with Abed starts, and they both appear in the show's first end tag performing the "Spanish Rap".

"Introduction to Film": Pierce helps Troy with his "baby sneeze" and to stop wearing his high school letterman jacket.

"Social Psychology": Troy wastes all day in a psych experiment Annie asked him to join.

"Advanced Criminal Law": Troy messes with Abed and then gets messed back. He promises Abed to never mess with him again.

"Football, Feminism and You": Jeff convinces Troy to join the Greendale football team.

"Introduction to Statistics": Troy dresses as Eddie Murphy for Annie's Halloween party and bonds with Abed.

"Home Economics": Troy asks for Annie's help with a date not knowing she is in love with him.

"Debate 109": Troy show the Study Group Abed's films about them, "The Community College Chronicles".

"Environmental Science": Troy helps Abed recapture the mouse for their science experiment by singing "Somewhere Out There".

"The Politics of Human Sexuality": Troy competes with Abed at several sports and loses but comes to terms with this at the STD Fair.

"Comparative Religion": Troy helps Jeff practice boxing in preparation for his fight with school bully Mike Chilada.

"Investigative Journalism": Troy loves Buddy's high kick.

"Interpretive Dance": Britta finds out that Troy is taking dance classes at school.

"Romantic Expressionism": Manipulated by Jeff and Britta, Troy makes a play for Annie even though she is seeing Vaughn Miller.

"Communication Studies": Troy and Pierce are forced to wear ladies pant suits by Chang and dance with him at the Valentine's dance.

"Physical Education": Troy loves Abed's Don Draper impersonation he works on to pick up Jenny Adams.

"Basic Genealogy": Troy's grandmother Nana Barnes shows up for the school "Family Day" event.

"Beginner Pottery": Troy takes a sailing class in the parking lot with Pierce, Shirley, Britta and Star-Burns.

"The Science of Illusion": Troy does the first Troy and Abed in the Morning! show.

"Contemporary American Poultry": Troy acts as the "bagman" in Abed's chicken finger mafia and gets a pet monkey which he names "Annie's Boobs".

"The Art of Discourse": Troy helps Abed pull a number of classic college pranks.

"Modern Warfare": Troy is taken out of the Paintball Assassin game by the Glee Club.

"English as a Second Language": Troy discovers he has plumbing skills and Jerry tries to convince him to abandon school and become a plumber.

"Pascal's Triangle Revisited": Troy decides to move in with Pierce.