The broadcast will air Live to Aussie audiences at 11am and then prime-time at 6pm, Sunday, 29 March (AEDT).
“We are so excited to be nominated and perform at the Kids’ Choice Awards! It’s our first time at the show and it’s going to be awesome!” said 5 Seconds of Summer, set to perform “What I Like About You.”
Azalea will perform her hit “Trouble,” featuring Jennifer Hudson.
Nick Jonas will host as well as perform “Jealous” and “Chains”.
You can still vote at KCA2015.com and on Nickelodeon’s Twitter feed using #KCA. Voting closes 27 March.