Oh, Britney Spears, you've done it again, for the second year in a row. Last year you moved us with "Womanizer," and this year, your song "3" is another fave. I don't fret over the meaning of the song, but revel in the repetitive, fast-paced beats that are perfect for running to.
Haven't heard this song yet? Watch Britney's music video for "3" when you