Now here's a 'really' new trick to teach a dog. The guy on this Funny Birthday Card is holding up a bone-shaped doggie treat as he tries to teach his brown pooch to 'Text.' Good luck with that, given that canines have no thumbs. Although ... Fido 'seems' to have pawed out 'HPY BD FROM UR DOG' on the inside of this clever, colorful card. Unbarking- believable! Let's see a cat do that!