Rico Rodriguez keeps it cool on the white carpet as he arrives at the 2011 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 22) in Las Vegas.

The 12-year-old Modern Family actor took the stage to present Top Duo/Group to Black Eyed Peas with Selena Gomez.

Rico tweeted, “Make sure to tune into the Billboard Awards tonight on ABC. I’ll be presenting with a very special lady. (;”

The season finale of Modern Family airs TOMORROW NIGHT on ABC! Stay tuned to JJJ for stills and behind-the-scenes pics!

10+ pics inside of Rico Rodriguez… More Here! »

Selena Gomez gives boyfriend Justin Bieber a little smooch after his Top New Artist award win at the 2011 Billboard Music Awards in Las Vegas on Sunday night (May 22).

Justin, 17, also took home Digital Artist of the Year and the Fan Favorite awards home with him tonight. After winning, he tweeted, “Wooooohoooooooo!!!”

He also presented the Best Female Artist of the Year to Rihanna.

Check out more pics of Justin at the Billboard Music Awards!

Joe Jonas takes the stage to present an award at the 2011 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 22) in Las Vegas.

Over the weekend, the 21-year-old musician also hosting a pre-party at TAO nightclub. At the pre-party, Joe opened up to People about his upcoming solo album.

“I wanted to be really honest with what I wrote about, whether good or bad, I think it’s a coming of age record to it has a feel you can play in the club, but also there are songs that I think are heartfelt,” he shared, adding, “It’s a whole new experience for me.”

FYI: Joe wore a David Yurman Black Onyx Spiritual Bead Bracelet and a Cartier watch.

Justin Bieber teams up with two of his favorite ladies — girlfriend Selena Gomez and Taylor Swift — at the 2011 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 22) in Las Vegas.

The 17-year-old musician not only took home the award for Digital Artist of the Year, but snagged the Top New Artist honor as well. Congrats, Justin!

Justin tweeted, joking, “so the world didnt end and now im in VEGAS…..sounds about right. #BILLBOARDAWARDS.”

Justin will be on the Ryan Seacrest Show on KIISFM on Monday morning. Tune in to listen!

FYI: Justin is wearing David Yurman’s Black Diamond Chevron Ring and cufflinks.

Selena Gomez sports a sexy cut-out Dolce & Gabbana dress as she arrives at the 2011 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 22) in Las Vegas.

The 18-year-old singer/actress accessorized her look with a diamond ball bangle, large diamond and gold circle earrings and a large diamond and gold cocktail ring, all from Neil Lane, red Giuseppe Zanotti heels and a Judith Leiber clutch

Selena, as well as boyfriend Justin Bieber and pal Joe Jonas, will be presenting an award at the ceremony tonight.

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

Taylor Swift shimmers in the sunlight as she arrives at the 2011 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 22) in Las Vegas.

The 21-year-old country cutie already picked up her first award of the night — Billboard 200 Album Artist of the Year!

Taylor, who wore a stunning Elie Saab gown, also performed last night during her open dress rehearsal, Speak Now/Help Now benefit. The event raised over $750,000!

Taylor accessorized her look with Lorraine Schwartz jewels.

20+ pics inside of Taylor Swift at the Billboard Music Awards… More Here! »