All Grown Up! - Season 5 Episode 3
TP+KF

While the gang try on their Halloween costumes in the Finsters garage, they find TP+KF carved on the wall. Chuckie believes that Tommy has a crush on Kimi. The argument between Tommy and Chuckie escalates to where their friendship falls apart. So the rest of the gang tries to bring the two back together, but backfires. The two eventually make up when Chuckie saves Tommy from the middle school goons who were chasing him.