"The Great Cave Offensive - Kirby Super Star" is a high quality rip of "The Great Cave Offensive" from Kirby Super Star.
Joke
At 0:03, parts of the melody change into the tune of the "Once Upon A Time" leitmotif from Undertale. At 1:01, a more elaborate variation on the leitmotif found in "Hopes and Dreams" and "Last Goodbye" can be faintly heard. At 2:02, the "Your Best Friend" leitmotif from the same game can be heard.