 The Salingers welcome a house guest, a single, free-spirited woman named Greer Erikson, who was an old friend of their mother s, who takes Julia under her wing and makes everyone feel special about themselves, particularly a vulnerable Bailey over his recent breakup with Kate. Julia is also persuaded by Greer to pursue her dream of being a model, but Charlie suspects Greer to be a phony. Meanwhile, Claudia s dreams of being a great violinist are dashed by a confession from Ross who tells her that he happens to be gay. Also, Charlie continues looking for the right babysitter for Owen.