The Big Bang Theory is about to expand with a brand new spin-off – and it has direct ties to the original main cast members from the long-running sitcom. Stuart Fails to Save the Universe focuses Bloom, the owner of the comic book store frequented by Big Bang Theory characters Sheldon (Jim Parsons) and Leonard (Johnny Galecki). The new show sees him break a device Sheldon and Leonard built, which leads to a multiverse armageddon. On Sunday (26 April), HBO Max released a first look at the series and confirmed it will be released in July. 'Stuart Fails to Save the Universe' (HBO Max) The new series will also build upon the budding romance between Stuart – played by Kevin Sussman – and Denise, played by returning cast member Lauren Lapkus. Also joining for the adventure is geologist Bert (Brian Posehn) and quantum physicist Barry Kripke, played by John Ross Bowie.…