DANCING WITH THE STARS - "Dancing with the Stars" fourth season premieres Monday, March 19 with a two-hour premiere (8:00-10:00 p.m., ET). To offer viewers two weeks to see the performers in action before the first elimination, the first results show will air on Week Two. The second performance show, airing Monday, March 26, will also be two hours in length (8:00-10:00 p.m.), and the first results show will air Tuesday, March 27 (9:00-10:00 p.m., ET). (ABC/CAROL KAELSON) APOLO ANTON OHNO, JULIANNE HOUGH