On TV: Lil Mama, The Roots, Chuck D

Hip hop acts on television this week include:
Lil Mama, who performs on ‘Total Request Live’ on Monday and ‘Live with Regis and Kelly’ on Tuesday and visits ‘The Sauce’ on Tuesday.
The Roots, who perform with Chrisette Michele on ‘The Late Show with David Letterman’ on Monday.
Chuck D, who visits ‘The Sauce’ on Wednesday.