Nostalgia Electrics Vintage Collection Kettle Popcorn Maker, KPM508 - Walmart.com Buy Nostalgia Electrics Vintage Collection Kettle Popcorn Maker, KPM508 at Walmart.com ... This was a great buy, easy to use and clean I have not had any problems with my popcorn maker at all, the only time I had a "problem" was when the popcorn didn't ..