Causation or correlation?
Max and Paul are sitting in a bar.
Max: Finally it's Friday! Cheers to happy hour!
At the brewery's sampling.
Brewery employee: Today we sample our wheat bock "Nun with tonsure".
Paul: Sure, bring it!
Paul and Max run with a beer through the street.
Paul: Drink up, the bus is coming!
Max downs his beer: Just a sec!
In the nex bar.
Max: I always wanted to check out this new bar! Cheers!
In yet another bar.
Paul: Cool! Cask night with the Crrrafties brewery!
Paul: The next morning
Ouch, my head...
Max: No wonder if we go out on Friday 13th!