TWO BELOVED SERIES FROM THE WHEDONVERSE CELEBRATE ANNIVERSARIES WITH BRAND NEW COLLECTIBLE BOXED SETS SEPTEMBER 19TH “Buffy the Vampire Slayer”: The Complete Series 20th Anniversary Edition DVD Boxed Set The teen years can be brutal. Especially when you’re Buffy Summers (Sarah Michelle Gellar) — a Sunnydale High School student destined to slay supernatural, blood-sucking baddies instead …