If you are in the habit of making daddy jokes this funny dad t-shirt is the right one. Among all the funny items, this dad jokes t-shirt is short sleeve and probably the best gift for your dad on his birthday or father's day. If you like to tell your dad that those dad jokes he periodically makes are cracked, this birthday daddy t-shirt is the one. Periodically all dads make some pretty unfunny jokes. So they need a t-shirt to know when to tell them and when not. So if you're a dad and science or dad jokes are your thing, this funny dad t-shirt is yours.