This hilarious Complaint Department Take Number sign puts a dangerous twist on customer service with a live grenade instead of tickets. Perfect dark humor for anyone who's dealt with frustrating complaint processes and wanted to blow off some steam.

Watch these hungry customers get hilariously frustrated in Funny No Customer Service when their waitress completely ignores them. Fed up with the terrible service, they grab mustard and ketchup bottles to write their complaints directly on the restaurant table.

When I was a pup, this hilarious picture captures the classic "uphill both ways" complaint but with adorable dog toys and tiny rubber boots. This funny pup meme perfectly shows how even our furry friends can sound like grumpy old-timers.