SLP99051507 - 15 MAY 1999 - ST. LOUIS, MISSOURI, USA: The woman known to many as Mrs. Cunningham from T.V.'s Happy Days, Marion Ross, dances with Fredbird, the St. Louis Cardinals mascot, prior to a game with the Los Angeles Dodgers, May 15. Ross was in St. Louis to watch a game while promoting nearby Marion, Illinois. wy/bg/Bill Greenblatt UPI