Most Beautiful 2014

25 Beauties (and Hotties) at 25

From Amanda Seyfried to Armie Hammer, check out Hollywood's hottest crop of stars turning 25 this year

LEIGHTON MEESTER

You'd never guess this Gossip Girl was once style challenged. "I had glasses, unplucked eyebrows, and I wore hemp necklaces!" Meester told Teen Vogue in 2010 of her look in high school. "It's only recently that I've gotten comfortable in my own skin."