She teaches writing as a faculty member at Humber College in Toronto and had a recurring role playing Wendy Kurtz in the sitcom Schitt's Creek.
[citation needed] She went to high school with Catherine O'Hara at Burnhamthorpe Collegiate Institute in Etobicoke; they first met in homeroom class.
Duke's most popular character was probably Wendy Whiner, a woman who, with her equally whiny husband (Joe Piscopo), annoyed everyone she met.
Her other voice roles include: In 2004, Duke along with Kathryn Greenwood, Debra McGrath, Jayne Eastwood and Teresa Pavlinek created Women Fully Clothed, a sketch comedy troupe.
[5][6] In 2016, Duke had a recurring role on Schitt's Creek playing dress shop owner Wendy Kurtz in five episodes of season 2.