Watch the Goat Remix of Demi Lovato’s Heart Attack [VIDEO]
You've seen the goat remix of Taylor Swift's 'Trouble', now it's Demi's turn to shine.
In case you forgot, a 'goat remix' is taking popular songs, and replacing the 'oh's' and 'ah's' by a screaming goat.
OK, Demi, we won't leave you hanging. Let's save some room for Katy Perry....