On TV: Kellie Pickler, KT Tunstall, Pussycat Dolls

Pop acts on television this week include ‘American Idol’ castoff Kellie Pickler, who visits ‘Live with Regis and Kelly’, Total Request Live, and ‘The Ellen DeGeneres Show’ on Monday; Paris Hilton, who also appears on ‘The Ellen DeGeneres Show’ on Monday; Jewel, who performs on ‘The Tonight Show with Jay Leno’ on Tuesday and ‘The Late Show with David Letterman’ on Friday; K.T. Tunstall, who performs on ‘Live with Regis and Kelly’ on Tuesday; Jennifer Love Hewitt, who visits ‘The Late Late Show with Craig Ferguson’ on Wednesday; Nelly Furtado, who visits ‘TRL’ on Wednesday; and Pussycat Dolls, who visit ‘TRL’ on Friday.