Cheyenne celebrates her 21st birthday with a Girl's Night out called Cheyenneoploza with Reba and Barbara Jean since they are the only ones over 21. Van wants Cheyenne to tell her what she wants for a gift but Cheyenne wants him to pick something she will like. Meanwhile Reba and BJ are fighting over Brock taking ""Happy Pills"". Reba finally comes to terms with Barbara Jean's craziness. K