Continuum

knock yourself out
please begin doing it

It's long overdue.

If you say that a change or an event is overdue, you mean that you think it should have happened before now.

so excited by his work.

the shit hits the fan (taboo)
if the shit hits the fan, a person or an organization gets into serious trouble 

Messy and exciting consequences brought about by a previously secret situation becoming public.

I'll take the heat, when things go sideways.

take the heat and take some heat
Sl. to receive or put up with criticism (for something).

go sideways----go wrong

And clearly the people want their  pound of flesh.

pound of flesh
Fig. a payment or punishment that involves suffering and sacrifice on the part of the person being punished.

She is rigged.

wait until it slips up.

If you slip up, you make a small or unimportant mistake.

Keep me in the loop
Keep one posted, to keep one informed of what events are occurring

peachy