Here are photos of the 10 most popular celebrities on Facebook, who do you think has the best smile? Cast your votes!
5
votes
1 
Cristiano Ronaldo (credit: ronaldo7.net)
Cristiano Ronaldo (credit: ronaldo7.net)
2 
Shakira (credit: instyle.com)
Shakira (credit: instyle.com)
3 
Vin Diesel (credit: tsquirrel.com)
Vin Diesel (credit: tsquirrel.com)
4 
Eminem (credit: southpawer.com)
Eminem (credit: southpawer.com)
5 
Rihanna (credit: enstarz.com)
Rihanna (credit: enstarz.com)
6 
Lionel Messi (credit: reuters.com)
Lionel Messi (credit: reuters.com)
7 
Michael Jackson (credit: positivelymichael.com)
Michael Jackson (credit: positivelymichael.com)
8 
Will Smith (credit: celebritiesinnate.com)
Will Smith (credit: celebritiesinnate.com)
9 
Bob Marley (credit: pinterest.com)
Bob Marley (credit: pinterest.com)
10 
Justin Bieber (credit: entertainmentwise.com)
Justin Bieber (credit: entertainmentwise.com)