They say a joke becomes a dad joke when it becomes apparent. We'd say dad jokes are those that are fully groan. (Sorry.) ...

How do you know a birthday joke is a dad joke? When it becomes apparent! What did the big flower say to the little flower on its birthday? Happy birthday, bud. What did the birthday cake say to ...

2. Dad, on your special day, I just want to say thank you—for your endless love, support, and the lessons that have made me ...

You can include any of these funny jokes when you send birthday wishes to a coworker ... Whether it's an animal pun, Taylor Swift reference, or corny dad joke, you're sure to find plenty of ...