September 10, 2009 7:32 pm Randy: Ellen Joining “American Idol” is “Hot” Randy Jackson talks about Ellen DeGeneres joining “American Idol” as the fourth judge and how he thinks Paula Abdul will react. US & World Videos 1:51 Skateboarding Olympian Jagger Eaton seeks rock-star fame 1:29 US gymnast Jordan Chiles talks family, wedding planning and her surprising love for jazz 1:40 Track and field star Laulauga Tausaga has already made history. Can she do it again at the Paris Olympics? 2:14 Swimmers Gretchen and Alex Walsh aren't just sisters – they're also Olympic hopefuls 1:46 Dogs, cats, turtles, tarantulas: US Olympians love their pets