Whoa so many responses already! And to clear a few things up:
1. This wasn't during a 3 Hearts Run, this was in the Dragon Roost Island dungeon.
2. I was attacked by a rat which caused a ton of my rupees to scatter everywhere. They all spun like the blue rupee in the video I think, and I got...
HACKZ! D:!
P.S. I assume that this is in the right Forum since this is the only place that accepts videos. If not please inform me why it wouldn't be included here, thanks :)