You know what would have been better? If Crowley yelled at his demons to go get Kelly Kline but they misheard him and brought back Kevin Kline.
Or they act like they misheard but screwed up on purpose to troll him. Then keep screwing up every order to piss him off even more. And when Crowley catches on and goes to kill them Lucifer takes over and starts smacking Crowley around.
YES. They’re trolling him. And when Crowley says “I SAID KELLY KLINE” they leave and come back like
?

And he goes “THAT’S CHRIS KLEIN” and then they’re like
??

NO THOSE ARE CALVIN KLEINS
???

THAT’S DIPPER PINES YOU IDIOTS
and so on