Listen to Boxing Challenge Motivation For The Boss (Instrumental) online. Boxing Challenge Motivation For 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. Boxing Challenge Motivation For The Boss (Instrumental), from the album Gym Everyday Workout Fitness Boxing Motivation Bodybuilder, was released in the year 2020. The duration of the song is 2:43. Download Instrumental songs online from JioSaavn.