It all started last week when Donald Trump suddenly decided to launch an antisemitic spitball in the direction of The Daily Show's Jon Stewart via his Twitter account.
"I promise you that I'm much smarter than Jonathan Leibowitz - I mean Jon Stewart @TheDailyShow," tweeted Trump, adding, "Who, by the way, is totally overrated."
Anyway, big mistake.
"That's all over Twitter, I hope," Stewart added.
And soon enough it was.
Stewart, naturally, had the last word(s):
[H/T: Comedy Central]