Listen to Gym Pro Bodybuilding Motivated Beast Mode Fit The Boss (Instrumental) online. Gym Pro Bodybuilding Motivated Beast Mode Fit The Boss (Instrumental) is an Instrumental language song and is sung by Gym Motivation Work Out, Fitness Motivation Work Out and Boxing Motivation Work Out. Gym Pro Bodybuilding Motivated Beast Mode Fit The Boss (Instrumental), from the album Gym Bodybuilder Monster Motivation Fitness and Workouts Boxing Health, was released in the year 2020. The duration of the song is 2:11. Download Instrumental songs online from JioSaavn.