In the mid-‘90s, a new channel found magic by connecting with the then-current generation of teens, Gen Y (for the youngins out there, that’s what they used to call millennials). The WB, which later became The CW, captured the emerging teenagers’ experience of coming of age at the close of the 20th century. Or at least, it provided a glossed-up version of high school: fashions rivaling Clueless’ Cher, evenings spent at under-18 clubs frequented by a parade of on-the-cusp punk and rock bands and the struggles faced by teens growing up in a single-parent home. Among this new genre of shows The WB launched is the perennially beloved Buffy the Vampire Slayer, which ran for seven seasons from 1997 to 2003. The series centered on the trials of Buffy Summers (Sarah Michelle Gellar), a cheerleader turned superhero who’s the only thing standing between the California suburb of Sunnydale and the apocalypse.…