Thor: Ragnarok star Mark Ruffalo made a 21st century mistake last night when he accidentally live-streamed part of the Thor movie on Instagram.

Mark Ruffalo put his phone on his pocket without closing the Instagram app and is basically doing a live of the movie 😂 pic.twitter.com/2fXTp75JyJ ...

Mark Ruffalo accidentally revealed plot details from his new film Thor: Ragnarok after failing to turn off his phone’s Instagram app at the film’s premiere. The star, who plays the Incredible ...