From PEOPLE Magazine Click to enlarge
Snuggie

The fleece blanket with sleeves started out as the butt of late-night jokes but ended the year on couches everywhere. More than 20 million have been sold, and now even NFL teams have their own custom fleeces.

BURGER BONANZA

The recession-proof hamburger has reclaimed its culinary mojo. Fancy restaurants like New York City's DBGB trotted out gourmet patties, and even the President and First Lady indulged their burger love.

TEACUP PIGS

Selling for up to $4,500 each, mini pigs became this year's maltipoo. Celebs like Paris Hilton and Harry Potter star Rupert Grint have both adopted them. The "puppylike" pets are "incredibly easy to train," says U.K. breeder Jane Croft, who has a waiting list for the micropigs and is getting 150,000 hits a week.

TWITTER

More than 8 million people—from Bill Gates to Lindsay Lohan—have taken to "microblogging" via this social networking site.

ZHU ZHU HAMSTER

Robot hamsters are this year's Tickle Me Elmo. The $8 toys are still flying off shelves at Walmart and going for up to $60 on eBay despite now-debunked reports that the toy contained dangerous levels of tin and antimony.

SIGG WATER BOTTLE

Water gets another fashionable upgrade! The eco-friendly Sigg (named for metal specialist Ferdinand Sigg) sells for $14-$32 and can be customized with a cool design.