Emily Osment loves the idea of more guest stars on Georgie & Mandy's 1st Marriage - but which role does she want Dolly Parton to play? During an exclusive interview with Us Weekly, Osment weighed in on possible characters the hit CBS series could add in future episodes. "I'd love to meet Mandy's grandma, whoever that may be. I know Montana [Jordan] and I have talked about that quite a bit like, 'Man, we really, really want to know who Audrey's mom is,'" she noted. "Because you don't get that way from thin air. We want to know the woman that shaped her to be that way.