Meanwhile, their listeners - even ones whose cars may be a total loss - appear to be holding the station harmless, by and large.
It's all a great reminder: any time you contemplate a stunt or an event, make the first call to your liability insurance agent. Adding a short-term rider to your business insurance policy is a small price to pay, letting you sleep at night in case something horrible like this ever happens to your station.
Ionia Public Safety Department was to have contacted even more on Saturday evening in hopes of moving more on Sunday, said Tim Feagan, vice president and market manager for Clear Channel West Michigan, the company that owns WBCT-FM (B-93).
"We're ramping it up, and we're going to call more than 200 today," he said. "It's working pretty smoothly."
Feagan, who helped put on the first Birthday Bash, said Clear Channel hadn't yet decided if there will be an 18th Birthday Bash next year. Weather permitting, he estimates they'll be done removing cars Thursday.
Zienert said she and Pace enjoyed this year's show, at least until the rains came down.
"I wouldn't think twice about coming back," she said.