Ryn Weaver has been making waves since her debut “OctaHate” hit the internet. Most recently she’s released the booming “Promises.”

Less than a year after her debut, she’s performing the song on David Letterman. It’s her network television debut, and the speedy ascent is just one of the reasons the L.A. songstress is one of our artists to look out for in 2015.

10 NEW POP ARTISTS TO LOOK OUT FOR IN 2015