Martin Taylor Ive wondered the reason why she wasnt in Still Game when she was in Happy Hollidays with Ford Kiernan but Im just a yank who is just now discovering these shows thanks to Netflix so trying to learn the reasoning behind events from 10 years ago is challenging, most articles discuss the Hemphill/Kiernan split, nothing about Dunbar.
@albert fish That's what I presumed as well, plus, she did a TedTalk where she describes how she created all these problems at one point so I'm assuming that had something to do with it as well.