Fu-what

When you're singing a song and the word "fuck" is about to come up only to get bleeped and disappoint you.

My Chemical Romance- Blood

(you singing)
A celebrated man amongst the gurneys.

They can fix me proper with a bit of luck.

The doctors and the nurses they adore me so,

But it's really quite alarming cause I'm such an awful *bleep*
(You start screaming)
Fu-WHAT!!! What the fuck was that.