Music fans have been left hugely disappointed after they were refused entry into the Wireless Festival after accidentally buying fake tickets.
Live Nation, promoters of this weekend's festival, said many people who had bought tickets from websites such as Gumtree and eBay have been refused entry as their tickets were fake.
This caused bitter disappointment for many who had been looking forward to the event, however others weren't so sympathetic.
More top news
The latest poll for ITV London and LBC shows Sadiq Khan leads Zac Goldsmith by 45% to 36% on first preference votes.
Corbyn was unveiling a poster less than a mile away as Khan gave his final campaign speech to party supporters in London.
Hay fever is an allergic reaction to airbourne pollen. There are 2 million sufferers in London (that's one in 5 people).