She plays an annoying, tenacious, opinionated geek who has a penchant for pleated skirts, buttoned-up blouses and knee-high socks.So it's little wonder actress Lea Michele couldn't wait to shed her prim and proper on-screen persona and slip into something a lot sexier.Lea, 23, who plays songstress Rachel Berry in the popular comedy series Glee, looked gorgeous and glamorous in a floor-length silk maxi-dress as she arrived at a party for the show in Los Angeles last night. Schoolgirl to sex bomb: Actress Lea Michele, who plays Glee club member Rachel Berry, is a far cry from her prim and proper on-screen characterAlthough none of them were on display last night, Lea recently revealed that she has nine tattoos concealed about her person,...