Debut album as leader of his own quartet by American jazz vibraphone player Mike Mainieri. Minieri was one of the musicians who introduced the electric vibraphone known as synth-vibe.

Mike Rainieri - vibraphone.
Bruce Martin - piano.
Giulio (Julie) Ruggiero - double bass.
Joseph Porcaro - drums.

Blues on the other side.
If I were a bell.
Tenderly.
B.R. blues.
When I fall in love.
Waltzin' in and out.