In the tradition of the classic “I Choo-Choo-Choose You,” these puns and cheesy jokes are family-friendly but a little flirty, meaning they can earn you a laugh from your kid and a wink (or an eye-roll) from your significant other. As important as it is for any corny love joke to be clever, a little chemistry is also an essential ingredient. These cute knock-knock jokes are guaranteed to give you the giggles and major googly eyes.