If you been on the internet for any considerable amount of time, chances are you have seen this GIF of a man in the wilderness nodding in approval. Tap to play or pause GIF Tap to play or pause GIF Warner Bros. If you're like most people, you are pretty sure that the man in the GIF is 100%, Zach Galifianakis. Frank Masi, Warner Bros. Welp, I'm here to tell you that you're wrong. In fact, all of us are wrong — the man in the GIF is none other than Robert Redford. Thomas Samson / AFP / Getty Images Yes, you read that right, Robert Redford. The meme is actually a few frames from a 1972 American western film called Jeremiah Johnson starring Redford as the title character. Warner Bros. Here's a pic from the movie of him looking particularly Galifianakis-esque. Warner Bros. Movie aside, the image is more widely know as "nodding meme guy" and has been a thing on the internet as far back as 2012, according to Know Your Meme. Tap to play or pause GIF Tap to play or pause GIF Warner Bros. Splinter first reported this revelation today and a lot of people were shocked. Stephanie Snowden @YouGotSnowd I just found out that this gif is Robert Redford and I am shooketh 06:28 PM - 09 Jul 2019 Reply Retweet Favorite It quickly went viral on Twitter, and apparently everyone thought the exact same thing. Zac Goode @ZeeOhGee Always thought this was Zach Galifianakis... You learn something new everyday https://t.co/3sIcueb1w7 10:09 PM - 09 Jul 2019 Reply Retweet Favorite It's an easy mistake to make. Matthew Leathers @misterleathers I just learned this was Robert Redford and not Zach Galifianakis and I am LOSING it 07:37 PM - 23 Jun 2018 Reply Retweet Favorite The resemblance is uncanny. Britni Danielle @BritniDWrites I thought that was Zach Galifianakis. 🤷🏿♀️ https://t.co/3UY06zu64C 09:31 PM - 09 Jul 2019 Reply Retweet Favorite In short. Nick @nickinahammock Robert Redford please forgive twitter for being so damn dumb! 12:46 AM - 10 Jul 2019 Reply Retweet Favorite Now tell the truth. Did y'all really know this wasn't Zach Galifianakis? Tap to play or pause GIF Tap to play or pause GIF Warner Bros.