Selena Gomez gives her on-and-off-again boyfriend Justin Bieber a kiss on the cheek while meeting up backstage at the 2013 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 19) in Las Vegas.

The 20-year-old singer/actress and the 19-year-old singer both performed at the show that evening and were rumored to sit together during the telecast.

Selena and Justin‘s meetup was captured on Billboard’s backstage feed after the show. Check out the video below to see the meeting.

DO YOU THINK Selena Gomez and Justin Bieber are back together?

Selena Gomez goes gold for her performance at the 2013 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday night (May 19) in Las Vegas.

The 20-year-old singer/actress performed her hit track, “Come & Get It”, off of her upcoming album, Stars Dance.

“Love you guys… #BBMA tomorrow. #excitednervousanxious,” Selena tweeted the day before the show.

Be sure to check out Selena in neon and white on the blue carpet!

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Selena Gomez goes neon for the 2013 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday night (May 19) in Las Vegas.

The 20-year-old singer/actress will be performing her new hit single “Come & Get It” and introducing BFF Taylor Swift at the show. She’s even rumored to sit by on-and-off-again boyfriend Justin Bieber.

PHOTOS: Check out the latest pics of Selena Gomez

Make sure to tune in to the 2013 Billboard Music Awards, hosted by Tracy Morgan, airing TONIGHT at 8PM ET/PT on ABC!

FYI: Selena wore an Atelier Versace dress with Jimmy Choo heels and Neil Lane jewelry.

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Selena Gomez is all bundled up while arriving at McCarran International Airport on Saturday afternoon (May 18) in Las Vegas, Nev.

The 20-year-old singer/actress is in town for the 2013 Billboard Music Awards, where she will reportedly be seated next to ex-boyfriend Justin Bieber, according to TMZ!

PHOTOS: Check out the latest pics of Selena Gomez

In case you missed it, check out this awesome video of Selena and her pals Francia Raisa and Sammy Droke dancing to “Come & Get It”!

20+ pictures inside of Selena Gomez… More Here! »

Selena Gomez keeps a low profile while out grabbing sushi with a gal pal on Thursday (May 16) in Los Angeles.

The 20-year-old singer/actress recently shared a brand new dance video she made with her friends, set to her latest single “Come & Get It.”

PHOTOS: Check out the latest pics of Selena Gomez

“Dance Vid #3 this time to…… #ComeAndGetIt. Send me your versions, I’ll be posting my favorites. XOXO,” she tweeted along with the video.

Watch Sel and her besties dance below!

WHAT DO YOU THINK of the video?

Selena Gomez keeps a low profile as she heads into the dance studio on Wednesday afternoon (May 15) in Studio City, Calif.

The 20-year-old actress/singer is gearing up for her concert tour, happening this summer.

PHOTOS: Check out the latest pics of Selena Gomez

“I like being a little more cheap when it comes to my clothes,” Selena recently shared with InStyle mag. “But when it comes to shoes or bags, that’s definitely where I splurge. I love buying a really pretty bag or a nice pair of shoes, and the rest of my outfit will cost, like $20. I’m that girl for sure. I’m a sucker for shoes and handbags!”

Selena Gomez heads inside Sony Studios on Monday afternoon (May 13) in Burbank, Calif.

The 20-year-old actress/singer recently opened up about being single during an interview with Boston’s Kiss 108 radio station.

PHOTOS: Check out the latest pics of Selena Gomez

The day before, Selena announced that her mom Mandy Teefey is expecting a child with her husband Brian using an adorable pic posted to her Twitter account!

Watch Selena talk about her love life and upcoming album in the radio interview below!

10+ pics inside of Selena Gomez… More Here! »