Superstar singer Demi Lovato has cancelled a concert in Toronto set for this Sunday.

Lovato was supposed to perform alongside Jason Mraz on July 29 at Echo Beach in support of Kids Help Phone, but Live Nation announced on Wednesday night that the appearance had been cancelled "in light of recent news."

In light of recent news, the RBCxMusic benefit concert for Kids Help Phone ft. Demi Lovato & Jason Mraz on Sunday at RBC Echo Beach has been cancelled. Tix will automatically be refunded.

Live Nation will continue to support RBCxMusic’s ongoing initiatives w/ Kids Help Phone.

— Live Nation Ontario (@LiveNationON) July 25, 2018

News broke on Tuesday that Lovato, 25, had been rushed to a hospital in Los Angeles after suffering from an apparent overdose.

Dear Friends,
Due to circumstances beyond our control, we will not be playing in Toronto this weekend. My sincerest apologies to my fans and to the fans of Demi Lovato. We wish her good health & recovery. https://t.co/BtZBCBIJJL

— Jason Mraz (@jason_mraz) July 25, 2018

The concert, part of Jason Mraz's Good Vibes Tour, initially saw Mraz as the headliner and Brett Dennen as the supporting act. It was announced that Lovato would replace Dennen after the original concert was cancelled due to scheduling conflicts.

Live Nation says that all tickets purchased for Sunday's show in Toronto will be refunded automatically.