29 Smiles to Make You Smile

Want to know the best—and totally free—beauty tip? Smile. Gap teeth, side smirk, friendly wink, truly everyone looks better with a big grin on their face. And it doesn’t have to be the size of Julia Roberts’ to be contagious, and translate into every language. In honor of National Smile Day, we’ve rounded up some memorable and even iconic grins to help put a smile on your face.