Marcus Butler and Alfie Deyes on their YouTube fans

YouTubers including Tyler Oakley, Marcus Butler, Alfie Deyes and Theodora Lee explain why meeting their fans at Summer in the City is so important to them.

And Tyler talks about the craziest thing fans have ever done for him…

Taking place at Alexandra Palace in north London, Summer in the City gives fans the chance to meet their favourite vloggers, participate in YouTube panels and try out some of the latest computer games.

Video by Amelia Butterly

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