Thanks for stopping by for Day 19 of Upworthy's 31 Days of Happiness Countdown! If this is your first visit, here's the gist: Each day between Dec. 1 and Dec. 31, we're sharing stories we hope will bring joy, smiles, and laughter into our lives and yours. It's been a challenging year for a lot of us, so why not end it on a high note with a bit of happiness? Check back tomorrow (or click the links at the bottom) for another installment!

You've heard of the circle of life. (And now you're singing it. It's the ciiiiiiiircle of liiiiiife! You're welcome.)

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Heroes