Merseyside Police have issued a warning about a batch of ecstasy-type tablets after an 18 year old girl died in Liverpool at the weekend.
It is thought Sophie Lee Balmer may have taken a green Ecstasy tablet known as a 'Rock Star' shortly before she died.
One of the region's leading experts says people who use recreational drugs have no idea what they are taking.
Tim Scott reports:
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Witnesses reported hearing a "huge bang" at the venue during the concert on Monday evening.
The songs played included The Brady Bunch theme song, followed by The Smiths' Suffer Little Children.
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