Although they've known each other professionally since 2006, the pop superstar and Trawick, 40, (who's also her former agent) began dating in 2009.

The pop superstar, 30, is now engaged to her former agent, a source confirms to Us Weekly.

The first simply collects the highest-charting singles, an approach generally used for pop superstars.

But in death as in life with the pop superstar, nothing is quite what it seems.

Being a pop superstar isn't for everyone.

The New York Times said he was "the first modern pop superstar".

What other phenomenon has minted so many instant pop superstars?

Cherry Jam - a pop superstar and music teacher.

But the concert was also about Prince reclaiming his place as a pop superstar.

With her powerful rendition of "Foolish Heart", the label knew that it got itself a major pop superstar.