After Butters is forced by the other boys to date Charlotte, the two end up falling in love. Butters goes to Charlotte's house where he meets her family, including her sister. When Thomas breaks down in tears after telling Butters about the Canadian President, Charlotte's sister and the rest of the family try to console him.
Charlotte's sister wears a blue t-shirt with a picture of a daisy and purple pants. She has blonde hair. Like most Canadians, she is portrayed with black beady eyes and flappy head.