Both Luanne and Bobby are enticed by the charm of "self-proclaimed" genius Rad Thibodeaux, much to the dismay of Hank. After an incident at Boomhauer's house, where Bobby was supposed to be house-sitting, Luanne and Rad break-up. Upset with Luanne over the recent revelation he begins to perform a series of practical jokes which she retaliates to. For Bobby's final joke he replaces Luanne's birth control pills with candy. With the assistance of Hank and Peggy, Luanne convinces Bobby that because she didn't take her birth control pills she is now pregnant and Bobby must marry her.
—Bukue_One