The background music that you may or may not be hearing depending on your audio settings comes from Kevin MacLeod at https://incompetech.com/
Be sure to check it out if you're ever in need of royalty free music!
"Hard Boiled", "Jazz Brunch " Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 http://creativecommons.org/licenses/by/3.0/