Demi Lovato: 'Give Your Heart A Break' Lyric Video!

Demi Lovato opens her notebook for the new lyric video for Give Your Heart a Break.

The 19-year-old musician will be performing the new single live this weekend at MTVs NYE in NYC 2012.

PHOTOS: Check out the latest pics of Demi Lovato

During the big event, Demi and Tyler Posey will co-host with performances by Selena Gomez, J Cole, Jason Derulo and Mac Miller.

Dont forget that you can grab the single off iTunes the same day!

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