Demi Lovato and Darren Criss Perform "Skyscraper" at We Day (WATCH!)
Demi looked and sounded stunningly beautiful, of course, and Darren even played the piano throughout the entire song.
Watch them sing "Skyscraper" in the video above!
And just in case you didn't know, We Day is a charity event dedicated to providing educational resources to children and young adults in Canada.
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