Hank Hill as far as covering up Strickland's illegal price fixing agreement with the other local propane providers to keep him from being arrested. Hank also seems to think that being a propane salesman is the best job there is (and wants his son, Bobby Hill, to follow his footsteps and start a propane business of his own). Hank loves his job very much, but throughout the series always makes a big deal out of it when his closest friends and even family find his occupation boring and somewhat useless and even find his obsession with propane odd. In the episode "A
Bobby Hill (King of the Hill) Time" list. Bobby Hill (King of the Hill) Robert Jeffrey "Bobby" Hill (born September 29, 1989) is a character on the Fox animated series "King of the Hill" and is voiced by Pamela Adlon. Bobby is the only child of Hank and Peggy Hill. Robert Jeffrey Hill, nicknamed Bobby (originally to be named "Butch") was born on September 29 in Arlen, Texas, as revealed in Shins of the Father. Bobby once commented on the fact that he was short for his age, stating he had not yet had his growth spurt. He is also overweight. Bobby is a school-aged boy