By Hannah Wong , FashionnStyle Reporter | Jul 23, 2012 10:10 PM EDT
Selena Gomez, who celebrated her 20th birthday Sunday, apparently didn’t have enough fun at the Teen Choice Awards.
After the event ended at around 10 p.m., Gomez was seen partying with her beau Justin Bieber and a group of family and friends for a late dinner.
Bieber and Gomez were seen hand in hand as they headed to the birthday bash.
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Bieber tricked out $150,000 West Coast Customs Mini Bus, which then drove them away to Beverly Hills, to the “most romantic restaurant in Los Angeles” - Il Cielo.
Selena Gomez’s mother Mandy hosted the dinner for 12 in the private back patio with the floor covered in rose petals, reported E! Online.
"Selena was just a doll, so humble and sweet," restaurant owner Pattie Vericella told the site.
At the Teen Choice Awards Sunday night, the birthday girl received the gong for her pop band Selena Gomez & The Scene, which won the Choice Music Group.
To celebrate the special 20th birthday for Gomez, the entire crowd of thousands gathered at Los Angeles's Gibson Amphitheatre serenaded "Happy Birthday" for the new 20-year-old pop star.
The hosts celebrated the pop star’s exit from teenage with a massive display of cupcakes with sparklers.
"This is the best birthday present ever," Gomez said upon receiving her Teen Choice surf board.
Gomez dazzled in a hot pink dress by Dsquared2 and Herve Leger heels in cream. The dress from the brand’s Resourt 2013 collection comes with a kicky skirt and drop-waist pleats.
"beyond blessed, so much love. Thank you for the most incredible birthday yet! I'm truly, truly grateful. I love my family, friends and all of you," Selena later tweeted.
Her beau Justin Bieber won big at the TCAs, taking home three awards - Summer Male Music Star, Male Artist and Fashion Icon.
The 18-year-old pop sensation performed his hit songs, Boyfriend and As Long as You Love Me.
“This album has meant the world to me,” Bieber told his fans. “This is just a reminder to everybody in here: Believe. Thank you.”
Gomez, who has stayed close to her beau Justin Bieber, reportedly began celebrating her birthday together as early as last weekend in Australia.
Gomez and Bieber were spotted at a party of 16 people last Saturday as the duo dined at Stokehouse Restaurant, said Hollywood Life.
"They were all having a great time together," a source said.
"Justin and Selena were laughing and making jokes with each other."
After Selena Gomez followed Justin Bieber to his “Beileve” world tour, the pop star duo was spotted Saturday at a local Target store in Calabasas, California, walking the aisles looking for some kitchen appliances.
The love life - and everything else - of now 20-year-old star seems to get only sweeter.
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