On TV: N.E.R.D., Lil Mama, Rev Run

Rap acts on television this week include:
Rev Run of Run-DMC, who visits ‘Today’ (NBC) on Monday.
Lil Mama and LL Cool J, who appear on Monday night’s ‘Teen Choice Awards’ (FOX).
N.E.R.D., who perform on ‘Late Night with Conan O’Brien’ (NBC) on Tuesday.
Tyga, who performs on ‘Jimmy Kimmel Live’ (ABC) on Tuesday.