80. Carey Mulligan
Newcomer Carey arrived right on Hollywood's A-list — and the PopSugar 100 — this year when she received an Oscar nomination for An Education. Her professional success was matched by luck in her love life — she met boyfriend Shia LaBeouf while filming Money Never Sleeps last Fall. She didn't take home Academy Award gold, but Carey's widely being heralded as one of the next big things.