I don't really get heckled! I think it's because I might burst into song at any moment and even rude people have a weird respect for not interrupting singing!
I'm a sports idiot - watching it, playing it, making conversation about it - I got nothing.
No-one wants to hear a crude joke at the expense of the Principal, or the Bridegroom, or the head of the company. Well, they do, but wait 'til you're offstage then WhatsApp it to everyone instead.
Unless you're Barack Obama, you cannot pull off an impromptu a capella rendition of a heart-warming song in the middle of a speech.
