Photo: Michael Buckner/Variety via Getty Images It always comes back to Young Sheldon . Emily Osment won’t be attending the premiere of the Hannah Montana 20th Anniversary Special , as she’s filming George and Mandy’s First Marriage . “Hannah Montana changed my life, it gave me a lifelong respect for this medium of comedy, it taught me discipline, patience, timing and respect working in an adult space so young. I’ve met thousands of HM fans over the years, fans that now have children watching