Simplify the following text for a Grade 6 native English-speaking person.
Original: The original lineup was made up of Joey on drums , Johnny on Guitar and Dee Dee on bass and vocals and Tommy was their manager . Then Dee Dee said he was unable to sing while playing bass so Tommy got Joey to sing and then played drums himself leaving Dee Dee to backup sing .
Simplified: Dee Dee initially pursued a brief career as a rapper under the name Dee Dee King .