like herding cats

US /laɪk ˈhɜrdɪŋ kæts/
UK /laɪk ˈhɜrdɪŋ kæts/
"like herding cats" picture
1.

used to describe a task that is extremely difficult to organize or control, especially because it involves many independent or uncooperative individuals

:
Trying to get all the toddlers to sit still for a photo was like herding cats.
Managing a team of independent contractors can sometimes feel like herding cats.