Koala Liu has many layers, evidenced by her unconventional choice of stage name, but it won't take long to realise that it's her rich voice that takes precedence—you won't need any other reason to pay attention to this wonderful singer. With a piano-driven approach to vocal ballads, Liu showcases the range and depth of her vocal talents, whether at a sultry whisper or a full-volume cry. She's found a spot at the top of the charts, and you can see why with this hand-picked playlist.