You’re right, it was a bit too off the cuff of a remark. Though I can’t imagine they’ve had fun there since the Muppet took over. Can you imagine being the poor bastard who had to tell Phony Stark about this whole thing? They probably had to remind him that their office existed only to have him sack everyone.
EweSticker on fdroid is a keyboard that you can load gifs into, that’s the closest I’ve found.