Avicii wasn't in a celebratory mood on his 25th birthday because he had to deliver some very bad news to his fans, on Monday (Sept 8th) the Swedish DJ cancelled all his forthcoming performances due to new health concerns.

Avicii has forced to cancel all shows due to ongoing health issues

Reps for Avicii, real name Tim Bergling, confirmed to Billboard that the award-winning DJ has been forced to stop "all touring and promotional activities" as health issues stemming from earlier surgeries keep hindering him.

The 25 year-old star was hospitalized in March after suffering from severe abdominal pains, a fever and nausea. Shortly after, he underwent surgery to have his blocked gallbladder and appendix removed, which caused him to miss his a headlining spot at Ultra Music Festival, as well as his Las Vegas residency in April.

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"I'm really sorry but as some of you have already heard," he said at the time. "I will not be playing Ultra Festival ... My fans know that I have had issues in the past with my stomach and pancreatitis," he continued. "My doctors have decided to operate and remove my gall bladder ... I expect to be fully recovered and back on my feet in time for my US True Tour."

These latest set of cancellations will apply to his headlining spot at TomorrowWorld in Chattahoochee Hills, Georgia, scheduled for September 26th to 28th, a Las Vegas residencies at XS and Encore Beach Club and a scheduled Asian tour next month.

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For the foreseeable future, Avicii will remain in his native Stockholm until he is fully recovered, and is well enough to continue working on his second artist album next year.