You're in a crowded room, full of stranger, and trying to get their attention...?

Question

What would you do to catch all their attention at the same time? And what you'll do then?

Answer 1

There is this yell I learned at auctions...HuYup! For a crowd it would be followed with a smile and, "Thank you ladies and gentlemen for your attention..."

Answer 2

fart, undress, shout like a maniac shout that youre killingyourself. but if you do something like that noone will pay attention to you