The series 3 - 9 opening theme tune was sung by Pauline Quirke & Linda Robson.
The first and second series theme song was the original version of "What'll I Do", written and performed by Irv Berlin.
The ending theme for each episode, bar one, was Pauline Quirke & Linda Robson singing "What'll I Do".
The first series opening included Sharon & Tracy walking through spotlights toward the camera and then they were shown sitting on chairs on a rotating platform.