On TV: Jermaine Dupri, Ludacris, Common

Rap acts on television this week include Jermaine Dupri, who performs on ‘The Late Show with David Letterman’ on Monday and ‘Live with Regis and Kelly’ on Tuesday; Fergie of the Black Eyed Peas, who phones into ‘Total Request Live’ to premiere their latest video on Monday; Ludacris, who visits ‘The Late Late Show with Craig Ferguson’ on Tuesday; Common, who performs on ‘Late Night with Conan O’Brien’ on Friday; and Ying Yang Twins, who perform on ‘Last Call with Carson Daly’ on Friday.