Timple Boarischer is a popular Boarischer (basically a slower polka played in the alpine regions of German speaking Europe) written by Freddy Pfister and first recorded by Zillertaler Schürzenjäger (Austria) in the 1980s.

Preview:

‘Learn to play’ includes:

📝 Sheet music pdf (F)
🎼 Accompaniment playback mp3 (F)
📹 Slow tutorial video (F)

More options:

My arrangement for solo accordion
Freddy Pfister Band