Bringing up that old argument will just open a can of worms
I regret asking him about his ex-girlfriend; it really opened a can of worms
The investigation into the company's finances threatened to open a can of worms
If you complain about the dress code, you might open a can of worms
We tried to avoid the topic, knowing it would open a can of worms
Her confession opened a can of worms about their family history
He was warned that digging into the past could open a can of worms
The new policy inadvertently opened a can of worms regarding employee benefits
I don't want to open a can of worms by asking too many questions
Discussing their relationship issues would only open a can of worms
This issue seems complicated to discuss.
You're right, bringing it up might open a can of worms.
Let's avoid that for now then.
Don't open that can of worms
That will cause many complications
It will create a host of problems