Katy Perry has dropped the music video for the final single in the Teenage Dream saga…Wide Awake.

The video is part fairy-tale and part auto-biographical, as it takes you through the journey that Katy has gone through since she released California Gurls in May of 2010.

There’s always light at the end of the tunnel, and Katy manages to find it at the end of the video.

Check it out…