Enemy Approaching - Undertale

"Enemy Approaching - Undertale" is a high quality rip of "Enemy Approaching" from Undertale.

Jokes
The rip is an a cappella cover of the advertised track.

The sounds performed include humming, razzing, whistling, swallowing, and the occasional cough. At 0:43, "Meet the Flintstones" can be heard in the backing vocals.