Willow Smith became an overnight sensation when her first single, "Whip My Hair," dropped -- and now her follow-up is finally here!
Willow teased her upcoming video for "21st Century Girl" on her Facebook today -- the same day the single became available on iTunes.
Will Smith's daughter will also be singing the song today on Oprah, with the full video expected to drop any day now.
Check out the promo vid and some behind-the-scenes pics from the shoot above!
