Check out this Facebook post by Disciple!
"drums, guitars and bass are done. As it turns out, Justin Bieber just stopped by and will be singing on this track. I love LA."
Are they kidding? Justin? Bieber? Is it true?!
You can click on the link above and scroll down their FB wall. They posted this on Wednesday, Oct. 13th. But, really?!
I know my friend Melissa must be THRILLED! :)