The Fearless Vampire Killers, or Pardon Me but Your Teeth Are in My Neck / Dance of the Vampires movie review (1968)
There's a girl dressed like a vampire standing in a window on Randolph St., and if you can make her laugh, you get two free tickets to "The Fearless Vampire Killers, or Pardon Me but Your Teeth Are in My Neck."
Source: rogerebert.com