Dr.: a plastic bag
Q: Why did Joan Rivers die during throat surgery? A: Because her career as a comic was stuck, but no matter how he tried, the Dr. couldn't pull a laugh out of her.
Dr:I'm afraid he's in critical condition *shout from inside room "You've never lived to up to your potential!"
One is white, made of plastic, and very dangerous if left around small children. The other is a plastic bag.