Gossip Girl Cast Yearbook Photos! What Did Blake Lively and Her Co-Stars Look Like in High School? 2 of 8 Previous Autoplay Next Share Tweet July 22, 2012 at 02:00PM EDT by Wetpaint Staff Related: Gossip Girl, Gossip full size Credit: Andrew Eccles/The CW © 2007 The CW Network; Seth Poppel/Yearbook Library Leighton Meester 11th Grade Yearbook Photo (2003) Leighton attended Beverly Hills High School where her fave subject was creative writing. On her school experience, Leighton has said, "I wasn't popular. I'm a late bloomer."