Yep, that’s a search term that ended up at this website (most likely due to this post) and I hate to disappoint visitors. According to WhatTheFont.com, the expression spouted by one Doctor Sheldon Cooper after someone falls victim to one of his ‘ruses’ is written in Bada Boom Pro BB Italic. I’m not crazy, my mother had me tested… http://www.myfonts.com/fonts/blambot/bada-boom-pro-bb/italic/ There you go fellow internet traveler. I hope that helped out your mission today. Now go away, I’ve got code to write.

Here’s your comparison, for science:

Tilt this a bit, adjust the kerning and it’s a perfect match. This image is copyright of the respected owners…CBS/Big Bang Theory, or something like that…I don’t own it.