Britney Spears has written 1 shows including Once Upon A One More Time (Music).

The fact that her career has spanned so many decades, in spite of what she privately endured, is a testament to that. Below, the most iconic Britney Spears moments of all time.

Kylie Minogue has done it all during her gold-dusted 45-year ... that at one point she almost recorded one of Britney Spears' ...

Britney Spears' “My Only Wish (This Year ... US, which tracks the most-consumed songs in the world—with all streaming and sales information from America extracted—Spears nearly scores ...