vsauce 1, vsauce 2, and vsauce 3. >> jimmy: vsauce 3, okay. all right.> look, i'm not a teacher, but i will quiz you. so they're super fun. the host of the channels are brilliant. jake and kevin are great. all together, a billion views now. >> jimmy: that's unbelievable. where do the questions come from? >> they come from everywhere. they come from like a weird thought that i'll have, right? like the kissing one. i just recently got a girlfriend, and i'm, like, whoa, here's an episode idea. this is different all of the sudden. i was just in new zealand, okay, meeting her parents for the first time, and i'm, like, i'm on the other side of the world. right? i'm about, like -- water circles in a different direction, right? now i'm starting to think about the world and how the world spins and what if the earth stops spinning? that's where that came from. >> jimmy: that's where? meeting your girlfriend's parents is when you thought about -- >> what if i body was flung violently at a thousand miles per hour, yeah. >> jimmy: what about the question i mentioned