Beeper Engine: Plip Plop (PLP)

Cobra-LoseLife.bbsong (PLP)
Cobra-RoundStart.bbsong (PLP)
KonamiPong.bbsong (PLP)

Plip Plop Engine, by Jonathan Smith.

When downloading a *.bbsong file, select "Open" or "Open with...", choose the path to your unzipped Beepola.exe installation, and tick the "Always use the selected program to open this kind of file" checkbox. *.bbsong files will then automatically open in Beepola whenever you download them.