martha tissue e teichner has th >> reporter: tubber wear was designed with an accent on beauty for peoplene taste. >> reporter: tupperware parties, a blast from the past if there ever was one. >> that's why i'm here, to show you how to use the seal properly. >> reporter: are you wondering does tupperware still exist? do they even have those parties anymore? the answer is an emphatic yes. >> hi! so does anyone else want wine? >> reporter: but the parties are a lot more fun now. >> you guys, check them out. we have metal for the microwave. go what? we've also got our silicone molds now. >> reporter: at least the one karen brown threw last sunday outside charlotte, north carolina was. >> literally, i've been int the upper wear my whole life. my mom promoted to tupperware manager right before she gave birth to me. >> reporter: burped? yep. the bowl that burped began it thi tiny rim on the container expands out so the narrow groove fits into it. when you snap the two together and burp them, air is locked out. freshness is locked in. >> reporter: earl tupper had paint can lids in mind when he i