Stashed in: Reaction GIFs!, Seinfeld, Back to the Future, Upvote! Downvote!
Heh, I wish all downvotes work this way!
Will look for more downvote gifs to add here...
Back to the future.
Kramer downvote gifs
Han Solo & Chewbecca == Calvin & Hobbes
Ron Swanson I know more than you thanks gif
The Terminator Asks Why
Toilet brush with a nail attached, shot by slingshot through a watermelon.