This year’s party drew some of Hollywood’s most promising young stars like “Twilight’s” Nikki Reed, left, and “It’s Kind of a Funny Story’s” Emma Roberts. (John Shearer / Getty Images)
TV personalities Lo Bosworth, left, and Lauren Conrad enjoy a night out at Paramount Studios. (John Shearer / Getty Images)
“Victorious” star Victoria Justice poses with Massey brothers Chris, left, and Kyle. (John Shearer / Getty Images)
Brittany Snow is back. The starlet landed a role in David E. Kelly’s new comedy “Harry’s Law.” The show, about a group of unlikely partners who start a law firm, stars Kathy Bates. (Charley Gallay / Getty Images)
Advertisement
Miley Cyrus’ big sister Brandi arrives on the scene. (John Shearer / Getty Images)
“Big Time Rush” stars, from left, Kendall Schmidt, Logan Henderson, Carlos Pena and James Maslow smile for the cameras. (Charley Gallay / Getty Images)
“True Jackson, VP” star Keke Palmer on the Teen Vogue red carpet. (Frazer Harrison / Getty Images)
Kendall Jenner, who is often seen on her big sisters’ reality shows “Keeping up with the Kardashians” and “Kourtney and Khloe Take Miami,” is a teen model and TV personality. (Charley Gallay / Getty Images)
Advertisement
Kodi Smit-McPhee stars in the new horror flick “Let Me In” about a boy who befriends a vampire. (Frazer Harrison / Getty Images)
Crystal Reed can be seen in the upcoming MTV movie “Teen Wolf” as the main love interest. (John Shearer / Getty Images)
Nikki Reed’s new horror flick “Chain Letter,” about a maniac who kills teens when they don’t forward chain mail, opened Friday. (Charley Gallay / Getty Images)
Emma Roberts relaxes inside. (John Shearer / Getty Images)
Advertisement
“Big Love’s” teen bride Daveigh Chase, known on the show as Rhonda Volmer, looking all grown up. (Frazer Harrison / Getty Images)
Christian Serratos looks nothing like her mousy “Twilight” character Angela. (Frazer Harrison / Getty Images)
“The Hard Times of RJ Berger’s” Paul Iancono can’t be missed in this plaid outfit. (Frazer Harrison / Getty Images)
Raven-Symone blows a kiss to her fans. (Frazer Harrison / Getty Images)
Advertisement
Kate Mara costars in the upcoming drama “127 Hours” with James Franco, while her sister Rooney recently landed the lead role in “The Girl with the Dragon Tattoo” alongside Daniel Craig. (Frazer Harrison / Getty Images)
“90210” actress Gillian Zinser poses on the arrivals line. (Frazer Harrison / Getty Images)
Chord Overstreet joined the hit show “Glee” this season as a transfer student. (Charley Gallay / Getty Images)
“Wizards of Waverly Place” actress Skyler Samuels strikes a pose. (Frazer Harrison / Getty Images)
Advertisement
“Ugly Betty’s” Mark Indelicato on the Teen Vogue red carpet. (Charley Gallay / Getty Images)
British model Alexa Chung plays DJ at the party. (John Shearer / Getty Images)
Robin Williams’ daughter Zelda recently landed a lead role in “Powder Burns,” a movie about a devoutly religious sociopath. (John Shearer / Getty Images)
Kelly Osbourne has a laugh on the red carpet. (Frazer Harrison / Getty Images)
Advertisement
Blonde beauty Chelsea Staub, who stars in the show “Jonas,” walks the red carpet. (Frazer Harrison / Getty Images)
“Charlie St. Cloud’s” Amanda Crew arrives at Paramount Studios. (Frazer Harrison / Getty Images)