U4U5 idioms and fixed phrases

I DON'T INTEND TO RETIRE just yet.

To tell someone about something that has been worrying or annoying you for a long time, so that you feel better afterwards.

Oh, I can't wait to get away from it all. After so much time loked in one place, I really have ____ _____

Don't go and see this film unless you have a strong _____ as some scenes are really disgusting.

• head

• stomach

• back

• mental well-being

I know that something good is sure to happen; I can feel it .

Apparantly there was no one to __ ___ ___. They come across as being too awkward.

He’s really good at _________ impressions of all sorts of famous people.

• making

• doing

• having

• showing

A fixed phrase to indicate that sb got extremely lucky.

• hit the Jack's pot

• knock the jackpot

• hit the jackpot

Will you stop putting - I never said I hated her!

What's the idiom to describe this creature's confusion?