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Kate Upton is pure elegance while attending the Club SI Swimsuit Party at 1 OAK Nightclub at The Mirage Hotel & Casino on Thursday (February 14) in Las Vegas.

The 20-year-old model was joined by her gorgeous pal and model Chrissy Teigen and Anne V.

PHOTOS: Check out the latest pics of Kate Upton

Sports Illustrated models Hannah Davis, Jessica Perez, Adaora, Jessica Gomes, Kate Bock, Alyssa Miller, Cintia Dicker, Nina Agdal, Genevieve Morton, Natasha Barnard, and Ariel Meredith were also spotted at the event.

Kate recently opened up with Fox News 2‘s Jason Carr about her dating life.

“Actually, I’m single right now, so I spent my holiday in Melbourne, Fla.,” Kate shared.

Also pictured: Kate posing with Big Boi while promoting Skullcandy’s new collection of headphones and its partnership with Electronic Arts (EA) earlier this month.

35+ pictures inside of Kate Upton and Chrissy Teigen attending the Club SI Swimsuit Party…More Here! »

Kate Upton and Anne V get ready to play ball as they arrive at the NCAA Basketball Conference Championship held at the historic Las Vegas sign on Thursday (February 14) in Las Vegas.

Kate, 20, and Anne, 26, were joined by their fellow Sports Illustrated models Chrissy Teigen, Hannah Davis, Jessica Perez, Jessica Gomes, Kate Bock, Julie Henderson, Alyssa Miller, Cintia Dicker, Nina Agdal, Genevieve Morton, Natasha Barnard, and Ariel Meredith.

The day before, Kate and the rest of the girls hit the red carpet for the SI Swimsuit on Location Party at the Marquee night club.

FYI: Chrissy and Julie are both wearing Ash “Cool Ter” wedge sneakers.

30+ pictures inside of the Sports Illustated swimsuit models at the NCAA Basketball Conference Championship…More Here! »

Kate Upton, Chrissy Teigen, and Anne V hit the red carpet for the SI Swimsuit on Location Party at the Marquee night club at The Cosmopolitan of Las Vegas on Wednesday (February 13).

The three SI swimsuit ladies were joined at the event by their fellow models Hannah Davis, Emily DiDonato, Jessica Perez, Jessica Gomes, Kate Bock, Julie Henderson, Alyssa Miller, Cintia Dicker, Nina Agdal, and Genevieve Morton, along with Chrissy‘s fiance John Legend.

In case you missed it, check out Kate on the cover of the Sports Illustrated‘s Swimsuit Issue 2013.

FYI: Kate is wearing a Dior dress, Chopard earrings, and Christian Louboutin shoes.

35+ pictures inside of the Sports Illustated swimsuit models at the Marquee… More Here! »

Chrissy Teigen, Anne V, and Irina Shayk heat up the red carpet as they arrive at the 2013 Sports Illustrated Swimsuit launch party at Crimson on Tuesday (February 12) in New York City.

The ladies were joined at the event by their fellow Sports Illustrated models Hannah Davis, Emily DiDonato, Jessica Perez, Ariel Meredith, Jessica Gomes, Kate Bock, Julie Henderson, Alyssa Miller, Cintia Dicker, Nina Agdal, and Genevieve Morton.

Make sure to catch all the girls in this year’s Sports Illustrated’s Swimsuit Issue – available on newsstands now!

FYI: Irina is wearing a Givenchy dress and Christian Louboutin heels.

30+ pictures inside of Chrissy Teigen, Anne V, and more attending the Sports Illustrated Swimsuit Launch Party…More Here! »