Quoc: "A Groovy Kind of Love" is a pop song written by Toni Wine and Carole Bayer Sager and published by the Screen Gems music publishing company. It is heavily based on the Rondo movement of Sonatina in G major, op. 36 no. 5, by Muzio Clementi. The song was released first by Diane & Annita in 1965, and several covers have since appeared on worldwide music charts.

Answer this question based on the passage: who sang the original groovy kind of love?
HW Chung: OK, some thoughts:
The important part for answering this question is: The song was released first by Diane & Annita in 1965, and several covers have since appeared on worldwide music charts. The answer is Diane & Annita.