If the all-star salute to the 50th anniversary of hip-hop on the 65th annual Grammy Awards left you wanting more, the Grammys have more on the way. A two-hour, Grammy-branded special will tape on Aug. 11, which is the 50th anniversary (to the day!) of a back-to-school party in The Bronx that many point to as the beginning of hip-hop culture. CBS will broadcast the special later this year.
Questlove, who curated the 15-minute spot on Sunday’s Grammy telecast, will have a role in the special, though his exact title is to be determined. Jesse Collins, an executive producer of the Grammy telecast, will produce the…