This month, as part of Movember, men are growing moustaches to raise money and awareness for men's health issues, including prostate cancer.
But as funny as it might be to watch your normally bare-faced boss turn slowly into Tom Selleck, it is vital to remember the importance of the cause.
Prostate cancer is the most common cancer in men, with around 36,000 being diagnosed each year.
With this in mind we pulled together the 10 most important things we learnt about prostate cancer this year:
From hairy caterpillars to bum fluff, we've teamed up with Movember UK to bring you a selection of the hairiest top lips.
We'd love to see your own moustachioed efforts - so please add them to the gallery below