Maddie Ziegler again stars in clip
Fans are speculating that she could be readying a Greatest Hits album
Singer appears to respond to the lawsuit in a pair of recent tweets
Fans in Israel are fuming, but Sia’s promoter has hit back
The pop star's version will feature in episode 13 of the animated series
She'll also contribute two original songs to the soundtrack
Dion was appearing on 'The Tonight Show with Jimmy Fallon'
Listen to 'Waving Goodbye'
'This Is Acting' star Sia has been honoured by University of Adelaide