gone to pot

Has Canada's legal cannabis industry gone to pot?

"We've got to get a new guy. Our President is erratic," he explained, adding, "All he's succeeded in doing is juicing up the stock market. Now that's gone to pot because of the coronavirus."

“Let’s see what else has gone to pot since the Big Dad has been gone,” Bull announced.

“The whole blooming lot has gone to pot,” she said.

Cory Booker, New Jersey’s ambitious junior senator, has gone to pot.