By Grace Times Mischief Theatre, founded by Henry Lewis, Jonathan Sayer and Henry Shields, may not ring a bell but The Play that Goes Wrong certainly will. The same trio that penned the funniest comedy in a generation has been trying to best that 2014 success with a string of plays in the “goes wrong” mould. Mind Mangler is their latest attempt to repackage one key idea from their 2019 Magic Goes Wrong into a standalone show for the Edinburgh Fringe Festival first, and then for the West End. The lineage for this comedy-cum-magic could not be more illustrious: Penn and Teller, the American duo …