A lot of celebrities may go out on the red carpet with their hair as shiny and straight as possible, but many of them wake up with a head full of pretty waves. Can you guess which stars are on the straight and narrow, and which ones were actually born with gorgeous curls? Take my quiz to find out.

Source: WireImage
1 of 5
Is Sandra Bullock naturally curly?
Curly
Not curly
2 of 5
Is Leighton Meester naturally curly?
Curly
Not curly
3 of 5
Is Rihanna naturally curly?
Curly
Not curly
4 of 5
Is Eva Mendes naturally curly?
Curly
Not curly
5 of 5
Is Uma Thurman naturally curly?
Curly
Not curly
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