Me: What's the wifi password?
Barman: You need to buy a drink first.
Me: Okay, I'll have a coke.
Barman: Is Pepsi okay?
Me: Sure. How much is that?
Me: There you go. So what's the wifi password?
Barman: You need to buy a drink first... No spaces, all lowercase!
"Open wider," requested the dentist, as he began his examination of the patient. "Good God!" he said startled. "You've got the biggest cavity I've ever seen... the biggest cavity I've ever seen."
"Okay Doc!" replied the patient. "I'm scared enough without you saying something like that twice."
"I didn't!" said the dentist. "That was the echo."