'Young Sheldon' scene stealer Raegan Revord is "totally down" for a Missy Cooper spin-off set in 'The Big Bang Theory' universe. | Entertainment Tonight

Young Sheldon star Raegan Revord has come out as non-binary at the age of 17, crediting gender-fluid celebrities before them. Ragaen Revord, who portrayed Melissa Cooper – the younger twin sister of Big Bang Theory character Sheldon – in the CBS prequel sitcom, has celebrated their gender identity in an interview with Entertainment Tonight. “It’s so cool because growing up, whenever I would see a celebrity or whoever come out as non-binary or queer or anything, I was like, ‘Oh my God, this is so