call rupture city, honey, rupture city, you're going to be in trouble. so they tell you let your mouth open and let the air come out and it keeps coming out, out, out. where did all that air come, you've got compressed air down there. and you let your mouth-- let the air come out as you rise. so you don't all of a sudden blow up like this and really hurt yourself. you wanna see what an exam question would be on a balloon question like this, gang? here is an exam question in there. as this balloon starts to sink, will it sink all the way to the bottom? how many people say, "oh no, it'll get down "to a certain elevation like everything and kind of just stop, even rocks, man." you throw a rock overboard, it'll finally go down, the pressure will get so much it'll just kind of hang there. they all are scuba diver types, have you done that? they'll say, "watch out for those rocks, honey." rocks hanging in the air. when you throw a rock off, does it sink all the way to the bottom? and will that balloon sink all the way to the bottom? okay, now here is a questio