https://apnews.com/article/meme-roaring-kitty-gamestop-amc-stocks-401916acd3715d35cc0220143b26b2ac > The man at the center of the pandemic meme stock craze returned to the social platform X for the first time in three years and sent prices of some of those stocks surging overnight. > Keith Gill, better known as “Roaring Kitty,” posted an image on Sunday of a man sitting forward in his chair, a meme used by gamers when things are getting serious.