What's Happening!! - Season 2 - Eps 17: Doobie or Not Doobie (2)
The bootleggers force the guys into tape recording the concert but while everyone is jumping around, the tape recorder falls out from under Rerun's coat and right in full view of the Doobie Brothers. After some explanations, the guys and the Doobie Brothers set up a trap to catch the bootleggers.
About What's Happening!!

Title: What's Happening!!
First Air Date: 1976-08-05
Last Air Date: 1979-04-28
Status: Ended
Rating: 7.5/10 (from 26 votes)
Language: EN
Seasons: 3
Total Episodes: 65
Network: ABC
Genres: Comedy
Production Companies: Sony Pictures Television International, Sony Pictures Television
Synopsis
What's Happening!! is an American television sitcom that aired on ABC from August 5, 1976 to April 28, 1979. The show premiered as a summer series. With good ratings and reviews, and after the failure of several other shows on the network, What's Happening!! returned in November 1976 as a weekly series. It remained a regular show until 1979; ratings were modest. What's Happening!! was loosely based on the motion picture Cooley High, also written by Eric Monte.
Cast

Ernest Lee Thomas
Roger "Raj" Thomas

Haywood Nelson
Dwayne Clemens Nelson

Fred Berry
Frederick (Freddy) "Rerun" Stubbs

Danielle Spencer
Dee Thomas

Shirley Hemphill
Shirley Wilson