India, Jan. 15 -- So, Timothee Chalamet and Robert Downey Jr. have a film releasing on the same day, and like any good Hollywood duo, they've already come up with a ship name for it. When Dune: Part Three and Avengers: Doomsday hit theatres on December 18, fans can expect a brand-new phenomenon called "Dunesday".

The two actors appeared together in Los Angeles on Wednesday during a special screening of Timothee's A24 film Marty Supreme. On stage, Robert shared the lighthearted moment that's now setting the internet abuzz. "We both have films opening on December 18, and we decided to coin it . We're thinking Dunesday," he told the audience, prompting laughter across the room. He added with a grin, "We'll see if we're still friends by then...