Thursday’s links can see the weekend on the horizon, and are passing the time with peppy music, viral videos and multiple spouses.
Techie Travel: Tend to lose your keys when staying at a hotel? One Stockholm spot put everything on your cell phone. (Discovery News)
Chubby Study: Some colleges are now offering classes in “Fat Studies.” Is this a healthy way to study obesity? (The Daily Beast)
Copy Cats: Comedians like Carlos Mencia and Dane Cook have been accused of stealing jokes. But how can people subconsciously copy material they’ve heard before? (Splitsider)
You Betcha: Tina Fey dusted off her Sarah Palin impersonation on last night’s Late Night with David Letterman. (TheDailyWh.at)
Life with Wives: With TLC’s Sister Wives on the air, polygamists are having a moment. Take a look back at the way they lived 50 years ago. (LIFE)
Elsewhere on TIME.com: Microsoft is launching its new Kinect game system. But could it end up a flop like Techland’s Top 10 Failed Game Consoles?
Listen to This: Christina Aguilera belts her loudest in “Express,” her single from her upcoming movie Burlesque. (Vulture)
Must-See: If the entire Internet hasn’t sent you this video yet, here it is. Probably the most error-ridden newscast ever. (via The World’s Best Ever)