Jessie J cancels US tour, postpones UK/Europe dates to 2026 due to health issues from breast cancer.

Pop singer Jessie J has cancelled her US tour and postponed her UK and European shows to April 2026 due to ongoing health issues, including a second surgery needed after her recent breast cancer surgery. Ticket holders for the US tour will receive automatic refunds. Jessie J is focusing on her recovery and plans to release new music soon.