Watch as Elmo sits in an umpire's chair and debates the two letters found on Federer's On-branded sneakers: Is it 'Q' and 'C' or 'O' and 'N'?

Wrexham's shocking win over Arsenal doesn't make the cut, taking place eight years before the turn of the century ...

Many fans will have noticed that the likes of Patrick Mahomes, Travis Kelce and Jalen Hurts wear a 'C' logo embroiled into their jersey, with some logo's in different colors than others ...

Look back on the time Janet Jackson created YouTube, the Stones battled the censors, and M.I.A. (almost) got fined millions ...