The potential bad blood betweenSiaandAbby Lee Millercan be summed up in two words Maddie Ziegler.
For a little backstory, Sia is often known as the pop star who doesn’t show her face.
As described inRolling Stone, she’d tasted fame and decided it wasn’t for her.

Plus, she’s overcome addiction, mental health, and an autoimmune disorder.
Her lifestyle is often described as humble and unassuming.
Abby Lee Miller is a hitmaker of an entirely different color.

If her behind the scenes work helped someone rise, everyone knew about it.
Beyond being famous, the two celebrities share little in common besides rising star Maddie Ziegler.
A frequent lead, she was widely considered Miller’s favorite by fans.
It’s a conversation we should all be having.
Not just myself but all directors, stage parents and agents.
The fact that we’ve continued this journey together for almost four years now is insane.
I’ve loved getting to grow as a person," (viaBustle).