This song was written by Terry Gilkyson for the original Jungle Book movie in 1967. This uplifting and toe-tapping version is performed by Bill Murray as Baloo the Bear and Neel Sethi as Mowgli for the remake of the movie in 2016.
In case you thought friendship between a bear and a human was just for the movies, check out this story of a bear cub who wanders into a small airport in Russia and forms a lifelong friendship with one of the young pilots.