"Just how deep *is* your love for Livin' on a Prayer by Bon Jovi?" asks the blurb for a new iPhone app from Shmoop. "Do you ever wonder what makes your favorite lyric so deep or that beat so irresistible?"
Not a member yet?
Join now or sign up for a free trial
Access our data archive - thousands of stories dating back to 2002
Sign up via our secure payment processing page
