who wants to know

anybody who is anybody

Any person who is well-known or important, especially one who has prominent social standing.

as you know

as it is already known.

dog who caught the tire

One who accomplishes a seemingly impossible feat, but does not know what to do next.

everybody who is anybody

All of the people who are well-known or important, especially those who have prominent social standing.

fuck if I know

I have no idea whatsoever

hell if I know

Synonym of I don't know.

I don't know about that

I am not sure that I agree; expressing doubt or skepticism.

I hardly know her

A joking retort that draws attention to the possibility of sexual innuendo when a word ends with a schwar.