A proud new father sits down with his dad to have a drink.
"Well son, now that you have a son of your own its time I gave you something."
"Dad you dont mea-"
"Yes I do. You've earned it." Says the father as he passes a copy of '1001 Dad Jokes 5th Edition' to the son.
"Dad I dont know what to say...I'm honored."
"Hi honored," Replies the father. "I'm dad."