Sia wrote on her post that she is just showing her support to Johnny in public, and it even got more than 1.7 likes. "I mean, I'd love him to get clean and stop with the jewellery, but he is clearly the victim after hearing those tapes".
Sia, best known for tracks "Chandelier" and "Cheap Thrills", then seemed to reference the tapes played during a court case in February that saw Heard admit she had hit Depp.
She also sent out another tweet to Heard's ex-boyfriend Elon Musk, who Heard dated for roughly a year before they split in 2018. She said on her posts that Elon Musk was kind enough to give seven million to Amber which was from her settlement. Why are you protecting her?
'She still came out seven million richer. "She will never get the help she needs if we all stay silent!"
Johnny Depp Ordered To Sit For Deposition In $50M Amber Heard Defamation Case
Sia was referring to the $7 million Heard received as a divorce settlement from Depp, which she promptly donated to the American Civil Liberties Union (ACLU) and Children's Hospital of Los Angeles.
Johnny, 57, is suing Amber for £39 million for defamation United States after she made allegations against him.
Heard, 34, has been embroiled in a court battle with Depp with both sides alleging abuse at the hands of the other during their marriage.
They took their big step in their relationship and married in a private ceremony at Los Angeles in the year of 2015.
While Depp is taking his ex-wife to court, Head has filed for counter case, demanding Dollars 100 million for "orchestrating a false and defamatory smear campaign" against her good name.
The basis for Sia's alleged show of support for Depp has not been made clear.