Examples:

• No matter how many times I change my phone number, he always manages to turn up like a bad penny.
• The old car broke down again; it's like a bad penny that keeps turning up.
• After years of not speaking to him, he turned up like a bad penny at our family reunion.
• Just when I thought I was rid of that old debt, it turned up like a bad penny on my credit report.
• She's like a bad penny, showing up at all the events I attend, uninvited.
• The rumors about his dishonesty always turn up like a bad penny whenever he runs for office.
• That old argument between them turned up like a bad penny during the family dinner.
• Despite our efforts to keep him away, he always manages to turn up like a bad penny at our gatherings.
• The old rivalry between the two teams turned up like a bad penny when they faced each other in the playoffs.
• It's like a bad penny that we can't get rid of—his influence keeps coming back into our lives.
• Just when I thought I had moved on from that toxic relationship, he turned up like a bad penny, wanting another chance.
• That annoying neighbor always turns up like a bad penny whenever there's a community event.
• The same issues in our relationship keep turning up like a bad penny, no matter how hard we try to resolve them.
• Despite my attempts to avoid her, she turned up like a bad penny at the same social gathering.
• The unresolved problems at work keep turning up like a bad penny, causing tension among the team.
• He had promised not to bother us again, but he turned up like a bad penny on our doorstep.
• The memories of that embarrassing moment in high school keep turning up like a bad penny, haunting me.
• We thought we had solved the software glitches, but they turned up like a bad penny in the new version.
• The financial issues with that investment keep turning up like a bad penny, causing stress.
• Despite moving to a different city, his troubles turned up like a bad penny, affecting his new life.