Do karma, and karma is what you get... (also, what are those red worm thingies?)
They're Yumblies from the swamp level of Banjo Kazooie. The audio track here is from Korone's playthrough of that game. Unfortunately, the game glitches out before she can complete it (unless I've missed a video in which she gets it working again), but it's still worth watching the videos.
