We've all been there. On the last train - or bus - of the night. A little bit merry. A little bit more... sociable than we normally would be.
But now, somebody's caught such a thing on camera. Just check out the 60-something gentleman who led a Southeastern train carriage - travelling from London to Ashford, Kent, on Friday night - in an epic singalong.
Sir, we salute you. *Hic*.