For today’s consumer economy to keep chugging along, businesses need to keep selling products. And often, they find that it’s easier to simply sell more to existing customers than try to pick up new ones.

Enter the practice of upselling: Maybe it’s “Do you want fries with that?” or maybe it’s “How about some new rims to go with those tires?”

Whatever it is, we want to know: What’s the craziest thing you’ve ever been upsold?

Tell us in the comments below, or on Facebook or Twitter.