Sony's Surprise Released on mortalmovie.tumblr.com: Listen to New Soundtrack Songs

Cassandra Clare got an email from Sony this morning (July 2) saying

Monday was an exciting day for the soundtrack, but tomorrow will be even more exciting!

Yesterday (Monday), we got the tracklist for The Mortal Instruments movie soundtrack. The soundtrack features new songs from Demi Lovato, Jessie J, Colbie Calliat, and more.

So, the surprise that Sony released on mortalmovie.tumblr is Demi Lovato's track "Heart By Heart", Colbie Calliat's "When Darkness Comes", and Zedd's "Into the Lair".

Listen to the tracks on mortalmovie's tumblr page.

The Mortal Instruments official soundtrack will be available in stores and online August 20th.