A Yarin is sometimes known as Tommy, this might only happen in top secret situations, nobody knows of the down-low-dubblelife Yarin is leading. A Yarin is usually knows to be a dolphin trainer, but also often happens to ben a jeans designer or club promotor.
A: "Your jeans are so cool, where did you get them?"
B: I'm sorry I can't tell, It's a top secret Tommy Design"
X: This dolphin is so into blonds, he must have been trained by Yarin.