Celebrity couples seem to come and go, but there are select group of famous folks whose love has stood the test of time. Here, you can see some of your favorite pop star couples, a and how they've changed over the years since they first started romancing one another.

Power couples like Pink and her motocross hubby Carey Hart, superstar recording artists Jay-Z and Beyonce, and Mariah Carey and her jack-of-all-trades hubby Nick Cannon have been married happily for years, and have maintained their blissful marriages despite spending every waking moment in the public eye (save for a few elusive celebs, but more on that later).

Click through below to check out pictures of your favorite celebrity couples now and then, including more shots of folks like Gwen Stefani and Gavin Rossdale, Justin Timberlake and Jessica Biel, and Victoria and David Beckham.

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