It's getting to be that time of year when the days get shorter and darker, and when it gets harder and harder to think cheery thoughts. It's in times like these that we need a little help from our (celebrity) friends to start smiling again. Take a look at some of these very happy stars, and hopefully you'll start smiling along.
Look at that earnest smile. The Boy Who Lived himself is happy to see you.
See, even dour Sherlock Holmes cracks a smile every now and then.
She's been green, she's been blue, but she never stays that way.
Chris Pratt and Chris Evans
Sticking with Marvel stars for a moment, here's a twofer. To make it better? This was part of their plan to benefit children's hospitals.
Remember: your smile is as beautiful as ScarJo's.
If everyone had a smile like Idris Elba's, the world would be an even more beautiful place.
J-Law seems to divide her time evenly between smiling, laughing, making goofy faces, and participating in dangerous sporting events.
Okay, we'll get some Game of Thrones love in here. This is the smile of a man determined to cheer up everyone in the room.
I'm not saying he's last because his smile is my favorite, but...his smile is my favorite.