Which song by American singer Miley Cyrus was featured in "Now That's What I Call Music! 49?"
Now That's What I Call Music! 49 (U.S. series):  The album features three "Billboard" Hot 100 number-one hits: "Timber", "Royals", and "Wrecking Ball". Wrecking Ball (Miley Cyrus song): "Wrecking Ball" is a song recorded by American singer Miley Cyrus for her fourth studio album "Bangerz" (2013).
Wrecking Ball