can of worms

Another little disagreement on their way to a Tokyo market the next day opened up “a can of worms,” she said.

I am not sure the Premier League have thought this through, and they might have opened a can of worms here.

Mistakes, yes – but honest ones, only for the emergence of the Coote video to reopen a very large can of worms, presenting a crisis for Webb and PGMOL.

Supervisor Hilda Solis, the other no vote on the county board, agreed, saying a ruling in Grants Pass’ favor would “open a can of worms.”

Could allowing people to sue for these kinds of mob-like statements open a proverbial can of worms?