Get your tissues out, because this one is a tearjerker.
There's nothing more heartwarming than watching a proud parent find out he's going to be a grandparent -- and this YouTube video captures one man's unforgettable reaction.
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Jessica Hickey revealed the good news to her father with a note attached to a child's pacifier in a gift box. At first, her father doesn't notice the message, but when it finally sets in, the only word the soon-to-be grandfather can muster through his tears of joy is, "Really?!"
We can only hope that his daughter will show us the first time her dad meets his new grandchild, too.
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