Stars Spill Their Red Carpet Beauty Secrets

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Sandra Bullock, Julia Roberts and more A-listers recently spilled their secrets to ET on getting red carpet ready, and their revelations may surprise you!

"It's called excellent makeup artist, don't give away our secret!" a humble Bullock told ET's Nancy O'Dell and Rob Marciano. "You haven't seen me drop off [my son] in the morning at preschool. It's not pretty."

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"17 people ... well 15 to 17 people," Roberts revealed about how many people it takes to get her camera-ready. "It takes a village. It really does."

But according to supermodel Heidi Klum, all it takes to look great is a smile.

"Even when you're tired, or feel like you're not looking your best, put a smile on your face and then everyone says, 'Oh you look fantastic!'" she spilled.

Video: Beauty Tips From the ACA Red Carpet

Watch the video to hear more beauty tips from Malin Akerman, Brooke Shields, Lea Michele and more!