He just found out he's going to be a grandpa. what he does when no one's looking? Priceless!

When this couple learns that they're about to be grandparents, their reactions are amazing.

The grandma to be immediately makes it known that should couldn't be happier -- shrieking and jumping for joy.

The grandpa to be seems to be taking the news well, but he doesn't seem to be phased by the news. However, once he thinks the coast is clear, he's reaction is SO cute!

There's no shortage of love in this family!