Julianne Hough & Ryan Seacrest: AMAs 2010 Couple!

Julianne Hough graces the red carpet in Marchesa at the 2010 American Music Awards held at the Nokia Theatre L.A. Live on Sunday (November 21) in Los Angeles.

The 22-year-old entertainer, whose film Burlesque will be released in theaters this Wednesday, presented an award tonight at ceremony.

Julianne‘s boyfriend Ryan Seacrest presented the award for Artist of the Year to teen sensation Justin Bieber, who brought home all four of the awards that he was nominated for.

FYI: Julianne is wearing Neil Lane jewelry paired with Brian Atwood shoes and a Judith Leiber clutch.