What the f...??? It's slightly different to the more well known phrase that we would (obviously...) never endorse but we think it works pretty well.
WTF - what the frack male t-shirt.
Weaseling Out Of Things Is Important Its What Separates Us From The Animals...Except The Weasel male t-shirt.
Golf. It's what w**kers do at the weekend male t-shirt.
I Only Do What The Voices In My Wiife's Head Tell Her To Tell Me To Do male t-shirt.
WTF (What The F**k) male t-shirt.
What's That Smell? It's Me Because I'm The Shit male t-shirt.