AN ALL NEW EPISODE OF "SO RANDOM!" PREMIERES FRIDAY, DECEMBER 11 ON DISNEY CHANNEL

Recording Artist Christina Grimme Performs "Advice"

Mr. Goodman assigns nicknames to the students as he calls roll; a boxing match ensues as Hank rides the elevator to his job interview; Scott and Elliot return from summer break looking Mega-anime; Sally Jensen defends kids against those who've ruined their birthdays and Clark's birthday song to Betsy expresses an admiration for his teacher. All this and more in an all new episode of "So Random!," premiering SUNDAY, DECEMBER 11 (7:30-8:00 p.m., ET/PT) on Disney Channel.

YouTube sensation Christina Grimme performs her song "Advice." Last summer, she joined Selena Gomez and The Scene on tour.

Starring are Tiffany Thornton as Tawni Hart, Sterling Knight as Chad Dylan Cooper, Brandon Mychal Smith as Nico Harris, Doug Brochu as Grady Mitchell, and Allisyn Ashley Arm as Zora Lancaster.

Recurring players are Matthew Scott Montgomery, Shayne Topp, Damien Haas and Audrey Whitby.

"So Random!" carries a TV-G parental guideline.