That means that currently there’s a lot of dodgy facial hair being cultivated around the world.
Perhaps you’re taking part yourself and growing a ‘tache, or your partner/colleague has decided to put away the razor for the month – all in the name of charity.
For anyone who’s currently struggling with the look they’re growing for (sorry), here’s our pick of inspiring moustache styles:
Tom Selleck:

Hulk Hogan:

Groucho Marx:

Charlie Chaplin:

Freddie Mercury:

Borat:

Salavdor Dali:

Clark Cable:

Happy growing!