Celebrity Mad Hatters

Teeny toppers! Plaid newsboys! Straw boaters! See the hip headwear stars like Gwen Stefani, AnnaLynne McCord and Lauren Conrad are loving

FORMAL HAT

High-fashion headpieces have experienced a serious resurgence among celebs, and Kate Middleton fever may be at the root of it: She effortlessly pulls off crowning achievements from tiaras to artsy berets.