Canadian actress Emily Hampshire tells ET things get awkward when her courter suddenly realizes that she's not Stevie Budd, the deadpan, buttoned-up motel clerk she hilariously portrays on Pop TV's Schitt's Creek, which just finished airing a critically acclaimed third season earlier this year. In fact, Hampshire, who frequently breaks into uproarious giggle fits during our freewheeling interview, couldn't be more infectiously giddy and refreshingly forthcoming.