Last time I had a flat tire, I pulled my truck into one of...

Last time I had a flat tire, I pulled my truck into one of those side-of-the-road gas stations. The attendant walks out, looks at my truck, looks at me, and I swear he said, Tire go flat? I couldn't resist. Said, Nope. I was driving around and those other three just swelled right up on me. Here's your sign.