. >> reporter: ethan scott loves the color purple. >> i'm obsessed with purple. >> reporter: until two months ago, he didn't even know what it was. >> some say, will you pass me the purple thing? i don't know what that is. >> reporter: like 13 million americans, ethan is color behind. where we see this, ethan sees this. >> now for the final test. >> reporter: now, a solution. >> what? whoa! >> reporter: hundreds of videos >> i can see the difference in the two cars now. >> reporter: showing people seeing color for the very first time. >> this is red. >> reporter: wearing what appear to be magic glasses. >> look at your kids' eyes, pete. they're so pretty. >> reporter: ethan's boyfriend spent $350 on a pair and lit up ethan's world. >> is this purple? >> yes. >> oh, my god. oh, my god. >> once i saw it, it was like blue and red is happening at the same time. my brain can't comprehend it. i've never experienced that before. >> reporter: he has don to thank for that. >> this is where the magic happens? >> yes. this is where i do the science. >> reporter: he is the co-founder of one of sev

. >> reporter: a feeling ethan scott knows too well. >> it sounds dramatic but it completely changed my life. >> reporter: a life of purple possibilities. >> so pretty. >> reporter: for "today," morgan ratford,d,nbc newsws los angeles. >> amazing. >> can you imagine? >> the woman crying because she could see color for the first time. >> amazing. >>> just ahead, dylan dreyer clowning around ahead of the macy's thanksgiving day parade, after these it's the final countdown! the final countdown! if you're the band europe, you love a final countdown. it's what you do. if you want to save fifteen percent or more on car insurance, you switch to geico. it's what you do. stuff your stockings with big savings at lowe's. hurry in today for great black friday deals on all of your holiday gifts. oooh. now get this dewalt drill bit set for only $19.97. there's something out there. that can be serious, even fatal to infants. it's whooping cough, and people can spread it without knowing it. talk to your doctor or pharmacist about a whooping cough vaccination today. america's never been a country of

. >> a feeling that ethan scott snows well. >> it completely changed my life. >> it's so pretty. >> for a woman crying because she could see for the first time. >>> up ahead clowning around ahead the thanksgiving day parade. >> still going strong. ♪ ♪ the final countdown! if you're the band europe, you love a final countdown. it's what you do. if you want to save fifteen percent or more on car insurance, you switch to geico. it's what you do. ♪ stuff your stockings with big savings at lowe's. hurry in today for great black friday deals on all of your holiday gifts. oooh. now get this dewalt® drill bit set for only $19.97. therthat can be serious,ere. even fatal to infants. it's whooping cough, and people can spread it without knowing it. understand the danger your new grandchild faces. talk to your doctor or pharmacist about a whooping cough vaccination today. >>> welcome back. a school full of class clowns every year. hundreds of volunteers attend clown college so they can participate in the macy's thanksgiving day parade. >> this year, dylan dreyer couldn't resist getting in on the ac

ethan hall... hall received high fives from the players after struggling his way right to the end of the anthem. jessica rae scott: it's time now to forecast... scott: good morning siouxland. it's a cool start to your day with 20s and 30s in place. the wind is directed from the at 5 to 15 miles per at the moment, but be aware there may be some patchy fog place. the wind is directed from the east and southeast at 5 to 15 miles per hour. visibility is ok at the moment, but be aware there may be some patchy fog in low-lying spots. here's the dayplanner where temperatures are headed back into the middle 40s with mostly sunny skies overall today. place. the wind is directed from the east and southeast at 5 to 15 miles per hour. visibility is ok at the moment, but be aware there may be some patchy fog in low-lying spots. here's the dayplanner where temperatures are headed back into the middle 40s with mostly sunny skies overall today. place. the wind is directed from the east and southeast at 5 to 15 miles per hour. visibility is ok at the moment, but be aware there may be some patchy fog in low-lying spots. here's the