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Did you know that smiling actually improves your mood? Try it — it actually works. 64 Mindblowing Facts That Will Make You Feel Incredibly Happy Did you know cows have best friends? Or that otters hold hands when they sleep? You learn new things every day! FAIL You've heard a lot of theories about Malaysia Airlines Flight 370. They're probably all wrong. FTW This 11-year-old found out he was going to be a big brother. His response was amazing. WIN This is awesome: Friends, family, and Channing Tatum (!!!) are helping a teenager complete her bucket list. OMG A man in China has purchased the world's most expensive dog. It cost nearly $2 million. LOL Hey, Florida: Thanks for always bringing the crazy. FTW There are so many amazing types of kisses. These sock puppets can explain them all. LOL Which conspiracy theory should you believe in? Come on, you deserve to know. WUT Tom Selleck was originally cast as Indiana Jones. And 85 other things that will change the way you look at movies forever. LOL And finally: A 3-year-old wanted cupcakes. So Ellen gave him more than he could ever handle. Get more stories on BuzzFeed What's hot on BuzzFeed? This BuzzFeed email was sent to dwyld.kwu.yq4b5l8av2dw7@blogger.com | Unsubscribe Did a friend forward you this email? Sign up to get BuzzFeed in your inbox BuzzFeed, Inc. 200 Fifth Ave, 8th Floor, New York, NY 10010