*over phone*
Friend 1 "I'm eating cheap sushi right now"
Friend 2 "I bet you're having some cheap 12 piece sushi thats' $6.99
Friend 1 "O____O HOW DID YOU KNOW?!"
Friend 2 "It's TELEKENISHISH"
When two bro's know each other so well, they know what each other's penises are thinking. This can usually be spotted when guys high five after seeing an incredibly hot girl walk-by.