Oh, commercials, if we might address you directly: sometimes you're so weird. So sometimes we collect you in a feature we call What the Sell?! Here are three!

Jennifer Lopez dances enthusiastically in a new ad for Fiat, even if it does look like she was pulled quite unwillingly from the sunroof before her dance number. (Quite unwillingly! Like three-year-old-who-doesn't-want-to-leave-the-bath unwillingly):

She's fun. (Masterpiece)Having a hard time filling your days and weekends (except what's a weekend, right guys?) as you wait impatiently for the second season of "Downton Abbey" to make it to PBS's "Masterpiece"? This should eat up two or three minutes. Via Doree Shafrir's Twitter feed comes this quiz in the Guardian, by which means you can determine which "DA" character you most closely resemble. I'd like to think I'm the brave and beautifully aging Countess Cora (Elizabeth McGovern), but I'm pretty sure I'm actually the crotchety old bag at right. [Guardian]

When non-Bieber celebrities appear on shows aimed at children, it presents so many questions for outsiders. Like: why? Isn't it a huge waste of precious time for our culture's already overscheduled celebrities to spend a day taping something (surely for little to no money) when any other non-famous human being would do exactly as well in the role?

I have a theory, and it goes like this: the Celebrity Kid Show Cameo System is like a version of the U.S.O. for the proud men and women who are out there on the front lines every day doing one of the toughest jobs in the world: caring for young children full-time. (This is a serious theory.) So I hope the moms, dads, grandparents, and nannies out there like alternative comedians, because Fred Armisen and Charlyne Yi are going to be on "Yo Gabba Gabba," and here's a preview (via Vulture):