First recorded by Mel & Tim (1969).
Hit versions by Gene Chandler (US #12/R&B #8 1970).
From the wiki: “‘Groovy Situation’ was written by Russell Lewis and Herman Davis, and first recorded by Mel and Tim (‘Backfield in Motion’) in 1969. It became a hit single when recorded by Gene Chandler (‘Duke of Earl’) in 1970, when it became Chandler’s second-biggest chart hit single.”
Gene Chandler, “Groovy Situation” (1970):
https://youtu.be/mKfGnMQnKFc