Ariana Grande wins big at the Radio Disney Music Awards

Newly-single pop star Ariana Grande was given reason to smile at the 2015 Radio Disney Music Awards on Saturday night (25Apr15) after landing three top prizes.

The singer, who recently split from rapper Big Sean, took home the honors for Best Female Artist, Song of the Year for her single Problem, featuring Iggy Azalea, and Radio Disney's Most Talked About Artist at the ceremony in Los Angeles.

Fifth Harmony beat One Direction to be named Best Music Group and also won an award for Fiercest Fans, while singer Becky G was another double winner, claiming the titles of Catchiest New Song for Shower and Artist With the Best Style.

Meanwhile, Ed Sheeran was named Best Male Artist, Taylor Swift's hit single Shake It Off landed her the Best Song to Dance To accolade, and Selena Gomez won Best Breakup Song for The Heart Wants What It Wants, a track she reportedly co-wrote about her ex-boyfriend Justin Bieber.

Demi Lovato and Maroon 5 also picked up song honors, while Charli XCX was named Best New Artist and Jennifer Lopez was given the Hero Award in recognition of her humanitarian work.

The ceremony was hosted by Zendaya Coleman.