![Katy Perry "The Prismatic World Tour" - Washington D.C. Katy Perry performs onstage during "The Prismatic World Tour" at the Verizon Center on June 24, 2014 in Washington, DC.](https://api.time.com/wp-content/uploads/2014/07/katy-perry.jpg?quality=85&w=2400)
At a loss for how to calm your baby down? Try blasting Katy Perry’s “Dark Horse” — apparently, that will do the trick.
But if your baby is still crying, then maybe try playing “Copy of A” by Nine Inch Nails. Or at least that worked for this youngster.
MORE: Mom Sells “Brat” Daughter’s Katy Perry Tickets on Facebook
WATCH: Prince Harry Dances to Katy Perry’s “Firework”
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