President Donald Trump struck back at actor Robert De Niro in a series of tweets from Air Force One Tuesday.

Robert De Niro, a very Low IQ individual, has received to many shots to the head by real boxers in movies. I watched him last night and truly believe he may be “punch-drunk.” I guess he doesn’t… — Donald J. Trump (@realDonaldTrump) June 12, 2018

…realize the economy is the best it’s ever been with employment being at an all time high, and many companies pouring back into our country. Wake up Punchy! — Donald J. Trump (@realDonaldTrump) June 12, 2018

De Niro publicly lambasted Trump at the Tony Awards Sunday, saying “Fuck Trump” before raising his arms in supposed defiance. The statement drew roaring applause from the audience. Trump appeared to reference De Niro’s numerous portrayals of a boxer over the decades, saying he was “punch drunk.” In addition, the president bestowed the actor with a new nickname: “Punchy”