Last fall, indie pop duo Tegan and Sara released their first-ever memoir, High School. That book is now being adapted into a TV series by filmmaker and actress Clea DuVall. High School traced the origins of the Calgary-born Quin sisters, from their days spent raving in the’90s to their current status as both pop music and LGBTQ icons. The forthcoming coming-of-age comedy, also dubbed High School, follows suit. A longer synopsis from Deadline reads: “Through a backdrop of ’90s grunge and rave culture, the series tangles itself in the parallel and discordant memories of two sisters growing up down the hall from one another. This is a story about finding your own identity — a journey made even more complicated when you have a twin whose own struggle and self-discovery so closely mim...