Justin Bieber who? 16 ways the world was way different when Grey's Anatomy premiered

Fair warning, Grey's Anatomy fans! We are about to make you feel old. The long-running ShondaLand hit is about to kick off its 14th season Thursday night at 8 -- and when a show has been on the air for this long, quite a few things can change.

Check out how different the world was when Grey's premiered as a mid-season replacement on March 27, 2005:

Myspace was your preferred social networking site: 

People were going B-A-N-A-N-A-S for Gwen Stefani's 'Hollaback Girl':

Ellen Pompeo looked like this:

Your iPod looked like this... and the iPhone wouldn't be released for 2 more years:

The Motorola Razr was the phone you had to have:

"American Idol" was only in its fourth season. You know, the one that Carrie Underwood won.

Kim Kardashian was still just Paris Hilton's stylist: 

HOLLYWOOD - JUNE 01: (L-R) Actors Paris Hilton and Kimberly Kardashian attend the premiere of HBO's "Entourage" at the Cinerama Dome on June 1, 2006 in Hollywood, California. (Photo by Stephen Shugerman/Getty Images)

Nick and Jessica were still married:

John Smoltz and Chipper Jones were in the Braves starting line-up...

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...and Michael Vick was still the Falcons QB:

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Miley Cyrus wasn't even 'Hannah Montana' yet...

...and the world wouldn't get Bieber fever for another 4 years: 

"Star Wars Episode III: Revenge of the Sith" was one of the top movies of the year:

Sarah Drew was playing a teenager on the CW hit "Everwood"