The kids call my dad "Pop Pop" so thanks to Pineterest we were able to find some great ideas with the word POP!
Check out all the fun stuff:
Of course, popcorn and a popcorn bucket:
Printable: Pop You Put the Fizz in my Life
Ring Pops (of course the kids picked those) and Pop-Its fireworks:
And blow-pops (Best Pop Printable):
WE LOVE YOU POP POP!