Britney's staff are the best works of art.
They like to downplay everyone's intelligence.

I guess the jokes on them, because we ALL can hear Sia's vocals in the video.
Besides, it's not like Britney sang that in the first place. -> CTRL+T -> Search -> Myah Marie

One WP please.

"The blonde icon was singing on her own"

DEATH

She needs to hang it up, flat screen