Big Celebrity Hair

Rihanna's super high 'do defies gravity. (AP )

Beyonce loves to rock the big-haired look. (AP )

We can't even imagine how many cans of hairspray were used to get Drew Barrymore's hair to stay up that high at the "Grey Gardens" premiere. (AP)

Angelina Jolie donned a very large side bouffant at the German premier of the film "The Curious Case Of Benjamin Button." (AP)

Anne Hathaway upped the drama at this year's Met gala with a super voluminous hairdo. (AP)

Jennifer Lopez loves big, dramatic hair styles - they definitely fit with her diva persona. (AP)

Eva Longoria sported a 'do almost as big as her dress at this year's Cannes Film Festival. (Reuters )

Penelope Cruz is a big fan of big hair. (AP)

Carrie Underwood loves to up the volume on her cascade of curls. (AP)

Megan Fox tried something new for the "Transformers: Revenge of the Fallen" premiere, adding a bit of volume to her usually stick-straight locks. (AP )