Grimes has cancelled her performance at the World Pride Music Festival to "deal with family issues".

On Monday, the Canadian singer-songwriter took to X to inform her fans that she had been forced to cancel her upcoming performance at the U.S. music festival.

"I am so so sorry and regretful to say I have to cancel my pride show in order to deal with family issues," she wrote in the post. "I want to say that I am aware the situation has been a great inconvenience to the fans for some time, and I am truly determined to make sure this is no longer the case very soon."

Although the 37-year-old did not elaborate on her personal issues, she assured fans that the festival, which celebrates LGBTQ+ visibility and awareness, still has an impressive line-up.

"I think the show is still going to be amazing and the lineup is great," she penned. "I hope this is early enough and gives people enough time if they wish to change their plans. And I *will* make this up to you guys very soon."

The event, which will be headlined by Jennifer Lopez and Troye Sivan, will take place on 6 and 7 June in Washington, D.C.

Other performers include Reneé Rapp, Tinashe, Rita Ora, Paris Hilton, RuPaul, Kim Petras and Marina.

Grimes's post comes two months after she begged her ex-boyfriend Elon Musk - the father of her children X Æ A-XII, four, Exa Dark Sideræl, three, and Techno Mechanicus, one - to keep photos of them off the internet.

"I have tried begging the public and my kids' dad to keep them offline, and I've tried legal recourse," she wrote on X at the time. "I've seen young ppl destroyed by the internet (sic). The state of my children's lives being public is of grave concern to me and I think about how to solve this every day."

In November, Grimes claimed that she and Elon were embroiled in a custody battle, alleging that she hadn't seen "one of my babies for five months".

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