Overview: ET's packin' star power on tonight's half-hour! We'll kick things off at the L.A. premiere of Harrison Ford's latest pic, ""Hollywood Homicide."" Be there as Ford and co-star Josh Hartnett scorch the red carpet -- will Harrison bring Calista? Who'll be on Josh's arm? Don't miss ET's up-close coverage. Also: Leann Rimes has your First Look at her cool new music video. It's the title track to Reese Witherspoon's ""Legally Blonde 2""...catch it only on tonight's telecast!