1 of 15 Ron Galella, Ltd./WireImage
When she married her first husband Tommy Mottola in 1993, Mariah served princess realness.
2 of 15 Rose Hartman/Archive Photos/Getty Images
Every diva—and her dog—needs Chanel, as Mariah demonstrated at a charity Chanel fashion show in 1994.
3 of 15 IMOTHY A. CLARY/AFP/Getty Images
It was the ultimate diva duet when Mariah Carey sang "When You Believe" with Whitney Houston at the 1999 Oscars.
4 of 15 New York Daily News Archive
Stop! In the name of fabulousness. Mariah Carey glittered next to the O.G. diva Diana Ross at VH1 Divas 2000: A Tribute to Diana Ross.
5 of 15 Mario Magnani/Getty Images
When the pop queen showed up to P. Diddy's 35th birthday bash looking like royalty, it's because she is dahling.
6 of 15 James Devaney
Mariah Carey made sure that even her little pooch matched her all-white-everything ensemble when she arrived at The Wendy Williams Show.
7 of 15 Jason Merritt
Clearly ex-husband Nick Cannon knew that a real diva doen't have to hold her own umbrella, as he gallantly did the honors on the red carpet at the Golden Globes in 2010.
8 of 15 Jason Merritt/Getty Images
Only Mariah could rock a ball gown while sitting on a swing—and make it look like the most natural thing on earth.
9 of 15 James Devaney/WireImage
When she performed at the 2012 NFL Kick-Off Concert in New York City, there was nothing sporty about Mariah's look. She gave full glam.
10 of 15 Lloyd Bishop/NBC/NBCU Photo Bank via Getty Images
Yeah, central air is cool and all, but—as MC showed on Late Night with Jimmy Fallon in 2013—a real diva needs her own fan.
11 of 15 Dimitrios Kambouris/WireImage
At the annual Valentine's Day Wedding Event at New York City's Empire State Building, Mariah cut a perfectly formal figure, right down to the opera gloves.
12 of 15 Michael Loccisano
Rehearsing for the 2014 Christmas Tree Lighting Ceremony at New York City's Rockefeller Center, Mariah Carey made sure she was sparkling all on her own.
13 of 15 Jeff Kravitz/FilmMagic
Getting her star on the Hollywood Walk of Fame—and some love from son Moroccan—Mariah even made sitting on the sidewalk look grandiose.
14 of 15 Ross Gilmore/Redferns
With sequin-jacketed male dancers at her service, Mariah Carey strikes a diva pose during a Glasgow, Scotland performance.
15 of 15 Jim Dyson/Getty Images
During a concert at the O2 Arena in London, Mariah Carey gets carried in true diva style on a plush chaise longue.
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