Read famed GameStop trader Roaring Kitty's full prepared testimony for Congress Matthew FoxFeb 18, 2021, 22:53 IST GameStop millionaire Roaring KittyRoaring Kitty Keith Gill, also known as Roaring Kitty on social media channels, is set to testify to Congress on Thursday. GameStop in 2019 and saw that value swell to as much as $48 million. Read Gill's opening statement to Congress below. . Keith Gill - otherwise known on Twitter and YouTube as Roaring Kitty - is set to testify in front of Congress on Thursday about the GameStop short-squeeze he helped spark. His opening statement was released on Wednesday. In the prepared comments, Gill says he is still bullish on GameStop stock, despite its epic January rally that resulted in a one-week price surge of 1,022% and subsequent 90% decline.