Reba: Season 1, Episode 20

1 - 20: The King and I

When Van and Cheyenne are nominated Prom king and queen, he's a shoo-in to win, Cheyenne, not so much because of her pregnancy. As a result, Van goes about to stack the deck in Cheyenne's favor. When the results are announced, the runner up to Cheyenne lets her know the reason why she won was due to Van.