On TV: Asher Roth, Nick Cannon, Snoop Dogg

Rap acts on television this week include:
Nick Cannon visits ‘It’s On with Alexa Chung’ (MTV) on Tuesday.
Asher Roth visits ‘It’s On with Alexa Chung’ (MTV) on Tuesday.
The Roots are the musical guest and house band on ‘Late Night with Jimmy Fallon’ (NBC) on Wednesday.
Snoop Dogg visits ‘The Tonight Show with Conan O’Brien’ (NBC) on Friday.