When I first heard "Teenage Dream" by Katy Perry, I.hated.it. Musically, it did not rock my world.
Then, I heard the Glee boys sing it and I swooned and immediately bought it on iTunes and listened to it on repeat.
And then, I found this.
I am haunted, and words cannot describe just how much I love this.
It's the same song, only done musically. I know that doesn't make sense, but trust me on this one.
Here it is. Breathe it in: