"Boss Battle - Kirby's Dream Land" is a high quality rip of "Boss Battle" from Kirby's Dream Land.
Jokes[]
At 0:07, the advertised track is mashed up with the ending section of "Brodyquest Mashup Megamix" by Neil Cicierega. At 0:45, Joel's reaction to 7 GRAND DAD is pitch shifted the same way Adrien Brody's name is at the end of Brodyquest.