We all make mistakes, that’s why they put erasers on pencils.
It’s also why West Ham needed to put squad numbers on the front of their shirts when their sponsor went bust.
Premier League clubs have been sponsored by all manner of companies since football was invented by Sky in 1992.
In many ways the range of sponsors can help give an idea of how financially healthy the sport (and specifically the sport in England) was at any given time.
From mobile phone companies to banks to airlines to alcohol, it has been a rich tapestry. But how many of these classic sponsors can you remember?