They competed in the 'butterfly'.
swimmers doing the 'butterfly'
a 'social butterfly'
(..) Booth, I've told you this before, skimming Wikipedia does not bolster your arguments. Okay, look, just face it, Bones. You are the butterfly. You're the butterfly, Bones. You watch the game here, and it creates chaos for the Flyers. That's not even close (..)2016 TvShow: Bones Title: The Murder of the Meninist Season: 11 Episode 12
(..) It's discriminatory and illogical. It makes about as much sense as someone believing in jinxes. Okay, what about the butterfly effect? You're referring to chaos theory? That's right. I read all about it. A butterfly flaps its wings (..)2016 TvShow: Bones Title: The Murder of the Meninist Season: 11 Episode 12