Today is a sad day, off to pay tribute to our late General Secretary Bob Crow. http://t.co/yiAxIBukUi
More top news
Simon Lucy, 61, filmed hundreds of hours worth of footage on the London Underground network.
He delighted fans as he started off his performance playing his song 'Ordinary People'
Craig Mackey delivered a message to tech giants which have come under fire for hosting extremist material.