King of the Hill Season 1 Episode 9

Peggy goes to Dallas to represent Arlen in the Texas State Boggle Championship, and brings Hank along as her coach. Hank abandons his coaching duties and sneaks away with his friends to see the Dallas Mower Expo. Meanwhile, back in Arlen, Bobby and Luanne set off a disasterous series of events, sparked by a cup leaving a water ring on the coffee table.