Let's talk about the elephant in the room.
What is "an obvious problem that everybody knows about but no one wants to talk about?"
That's water under the bridge.
What is an event or situation that is in the past and no longer important or a concern.
I need to stop burning the candle at both ends.
What is you trying to do too many things in too short a period of time so that you have to stay up very late at night and get up very early in the morning to get them done.
What is to spoil someone's fun.
to fight tooth and nail for something
What is to try very hard to get something you want?
a beach bum
Who is "someone who spends a lot of time enjoying themselves on the beach or in the ocean.
I have a gut feeling.
Trust your gut.
What is an instinct or intuition; an immediate or basic feeling or reaction without a logical rationale?
to get wind of something
What is you hear about something, especially when someone else did not want you to know about it?
to kill two birds with one stone
What is solving two tasks at the same time or with one single action?
misery loves company
What is people who are unhappy or even in pain tend to take comfort in knowing they're not alone in their suffering by making others miserable too?
You're barking up the wrong tree.
What is "you have completely misunderstood something or are totally wrong?"
I have butterflies in my stomach!
What is you are anxious and have a nervous feeling in your stomach?
She has a lot of dough.
What is money?
a dry spell
What is to spend a period of time without something that is needed, or without something one is accustomed to?
go overboard
What is to do too much or go over the top in excess?
a person who is wishy-washy
Who is someone who is indecisive (changes their mind and their ideas are not firm or clear)?
What is to die or to lose in a contest or game?
That's a lost cause.
What is someone or something that has no chance of succeeding?
Get out of town!
What is an expression of surprise or disbelief?
a small world
What is a surprise when one meets someone one knows at an unexpected place or finds out that one shares a friend, acquaintance, etc.
There's a silver lining in all of this.
What is an advantage that comes from a difficult or unpleasant situation (When things look black, there's always a silver lining)?
You're skating on thin ice!
What is doing something risky that may have serious or unpleasant consequences?
The weekend was nothing to write home about.
What is not very good or appealing, very ordinary?
Don't let the kids get out of hand.
What is no longer able to control them?
What is to make a place their home, for example by taking part in activities there or by making a lot of friends there?