Episode 68 of "Grounded for Life"
s04e18 Racketman
Title: Racketman
Original Air Date: 02/20/2004 on WB
Plot Outline:
Brad's (Bret Harrison) dad, Dan (guest star Gregory Jbara), claims to have been taking tennis lessons for years, however, after Sean (Donal Logue) beats him at a tennis game, it is revealed that Dan has been having an affair and not taking lessons.
