A total inability to consider that such a thing as an instruction manual exists
A willingness to take stupid risks just for fun
The desire to compete at just about everything when friends are involved. Fastest up or down a hill doesn’t matter, it’s all about whether you’re faster than your mates.
Utter incomprehension as to the existence of the X Factor, but a love of Britain’s Got the Pop Factor and Possibly a New Celebrity Jesus Christ Soapstar Superstar Strictly on Ice
A belief that, honestly, chicks do dig scars. And the ability to say ‘chicks’ and keep a straight face.
Enjoyment of The Blues Brothers. Never have I known a film to split the audience on gender lines more neatly, though Bridget Jones works well in reverse.