Bruno Mars ‘Young Girls’ vs. Katy Perry ‘Dark Horse’ — Track Battle

Thanks for your overwhelming response to last week's Track Battle, which saw Zendaya topping Lorde! Now, it's time now for another song showdown, this time between Bruno Mars' "Young Girls" and Katy Perry's "Dark Horse."

Listen to both songs below, then vote as many times as you like!

Bruno Mars, 'Young Girls'

Katy Perry, 'Dark Horse'