Simplify the following text for a Grade 7 native English-speaking person.
Original: Shad Gregory Moss , better known as Bow Wow or formerly Lil ' Bow Wow ( born March 9 , 1987 , Columbus , Ohio ) is an African-American rapper , actor , and music producer .
Simplified: Shad Gregory Moss ( born March 9 , 1987 ) is an American rapper and actor .