Singer Demi Lovato challenged her fans Friday morning to unlock her lyric video for "Heart Attack" by tweeting words from the new single along with "#UnlockHeartAttack."
The hashtag quickly became a worldwide trending topic on Twitter and remained in the top spot up until Lovato's camp unleashed the video (watch above).
"Demi has some of the most passionate and supportive fans in the world and we wanted to do something new for them," a Hollywood Records spokesperson told Mashable.
Think you guys can unlock the lyric video for "Heart Attack"?! #UnlockHeartAttack demilovato.com— demetria lovato (@ddlovato) March 1, 2013
Lovato's call to action included a link to UnlockHeartAttack.com, which displayed lyrics and the number of times each word had been tweeted.