Willow Smith debuts '21st Century Girl,' plays with our hearts

Is it weird for adults to be more than a little excited for a 10-year-old girl's follow-up to a single actually titled "Whip My Hair?"

If so, then we'll just embrace it, because Willow Smith makes the 10-year-old inside us want to dance. And judging by the first 16 seconds of "21st Century Girl," that won't soon change.

The little Smith heralds the new tune on her Facebook wall, writing: "Hey people I am so excited for my next single!! Are you? It's a dance record. I know you love to dance, don't cha'..."

How does she know?

Until the full track comes out, our dancing will have to be limited to 16 second spurts: