LORDE has won two gongs at the Billboard Music Awards in Las Vegas and performed her song Tennis Court for the first time on television.
The 17-year-old beat Bastille, Capital Cities, Ariana Grande and Passenger to take out the award for Top New Artist.
Her song Royals also picked up the award for Top Rock Song, ahead of tracks from Passenger, Capital Cities and two from Imagine Dragons.
AAP reported Lorde read her acceptance speech for her best new artist award from cellphone: "I really don't want to screw it up."
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