On TV: Jennifer Lopez, Paula Abdul, Jamie Lynn Spears

Pop acts on television this week include Jennifer Lopez, who visits ‘Total Request Live’ on Monday, ‘The Late Show with David Letterman’ on Tuesday, and ‘Live with Regis and Kelly’ on Wednesday; the latest ‘American Idol’ castoff Constantine Maroulis, who visits ‘Live with Regis and Kelly’ and ‘The Ellen DeGeneres Show’ on Monday and ‘The Tony Danza Show’ on Tuesday; Paula Abdul, who along with Randy Jackson visits ‘The Tony Danza Show’ on Monday; Jamie Lynn Spears will visit ‘The Ellen DeGeneres Show’ on Tuesday; and Brendan Benson, who performs on ‘The Late Late Show with Craig Ferguson’ on Thursday.