Okay, so, you're kayaking along, when some killer whales pass by almost close enough to touch (http://www.youtube.com/watch?v=m-VBBAVIklU&NR).  Very cool!  But then, one of them decides he's in a dolphin show (http://www.youtube.com/watch?v=n23_IsU4Uic)!  I'll bet that guy crapped his pants...