About Justin Halpern:
Justin Samuel Halpern is the American author of the Twitter feed "Shit My Dad Says" and the best-selling book Sh*t My Dad Says. He was also the co-writer and co-executive producer of a CBS television situation comedy series based on the book. His second book I Suck at Girls was published in 2012 and was the basis for the 2014 television show Surviving Jack.
Your penis betrayed you, son. Made you think stupid. It won't be the last time that happens.
Justin Halpern