Electric Daisy Carnival attendee died from ‘accidental ecstasy overdose’

Afrojack, Bassnectar and Calvin Harris all performed at three-day bash in Las Vegas in June

The death of a man at this year’s Electric Daisy Carnival in Las Vegas has been confirmed to be Ecstasy related.

Montgomery Tsang collapsed in a parking lot for the electronic music festival on June 20 evening and was pronounced dead at a local hospital. Billboard reveals that a coroners report published today (July 11) has determined that the cause of Tsang’s death was an “accidental overdose on ecstasy, exacerbated by his pre-existing condition of an enlarged heart.”

This year’s Electric Daisy Carnival was attended by 134,000 people with 800 of those treated for medical conditions during the event. Officials have confirmed that 25 of those were taken to hospital for treatment.

A second person also died at the festival this year. Anthony Anaya, 25, was found unresponsive on the night of June 21. Coroners are yet to confirm a cause of death for the man.

These deaths mark the seventh fatality linked to the various incarnations of the event since 2010. This year’s festival saw sets from Afrojack, Bassnectar, Calvin Harris, Chromeo, Fedde Le Grand, Hardwell, Julio Bashmore, Tiesto and more.