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=USUAN1100832

MacLeod's description:

Genre: Polka
Length: 3:49
Instruments: Synths
Tempo: 128

8-bit sounding electronic polka.
ISRC: US-UAN-11-00832
Bouncy, Bright, Humorous 2011