Simplify the following text for a Grade 11 native English-speaking person.
Original: Barris got his start in television as a page and later staffer at NBC in New York City , and eventually worked backstage at the TV music show American Bandstand , originally as a standards-and-practices person for ABC .
Simplified: Barris got his start in television as a page and later staffer at NBC in New York , and eventually worked backstage at the TV music show American Bandstand .