Warner Bros. Film Group has issued a public apology after a viral Barbenheimer tweet received backlash in Japan. The circulated meme shows “Barbie” star Margot Robbie on the shoulders of Cillian Murphy as J. Robert Oppenheimer with an atomic bomb explosion behind them. The U.S. “Barbie” Twitter page responded to it with the caption, “It’s going to be a summer to remember.” “Warner Brothers regrets its recent insensitive social media engagement.