Listen to Gentle Slumber's Call online. Gentle Slumber's Call is an Instrumental language song and is sung by Quiet Guitar Music, Guitar Covers and 70s Music Guitar Duo. Gentle Slumber's Call, from the album Guitar Music For Soothing Sleep And Tranquil Dreams, was released in the year 2025. The duration of the song is 2:46. Download Instrumental songs online from JioSaavn.