Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link:  https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100006

MacLeod's description:

Genre: Silent Film Score
Length: 0:47
Instruments: Piano

Light and cheery. Appropriate for nearly any application. 031
ISRC: US-UAN-11-00006 Bright, Bouncy, Humorous 2006