Transcript for Instant Index: How to Eat a Burger Without the Mess
At the top of our "Instant index" tonight, finally scientists have solved a truly dire problem in our lives. How to eat a hamburger without the slipping, sliding mess. In Japan, researchers used engineering and dental science. And for four months studied 3D scans, issuing this bulletin. Most of us eat our hamburgers four fingers on top, thumbs on bottom. That's a mistake. They ask we relearn to eat this way. Put your little finger, your pinkie as extra support for your thumbs on the bottom. Three fingers on top. It will save the day and a lot of laundry. And on your next trip to las Vegas, there's a new woman in town. And look who's coming. ♪ You're the one that I want you are the one I want ♪ That is right. Olivia newton-john, the 65-year-old, will be headlining at the flamingo hotel and casino. And she promises to perform everything, including those "Grease" classics. And by the way, she told me she really was stitched into those spandex pants. And another music headline tonight. A happy accident for one motown fan in Detroit. And here's what happened. He bought some vintage Marvin Gaye albums, vinyl from an estate sale. And imagine the surprise, when this fell out of one of the L.P.S. It was the singer's passport, issued in 1964, shortly after he signed his first record deal. The experts at the antiques road show say it could be worth $20,000. And by the way, he paid just 50 cents for that album. Good day's work.
This transcript has been automatically generated and may not be 100% accurate.