What brand did the film, "The Barbie Diaries," focus mainly on? 
The Barbie Diaries: The Barbie Diaries is a 2006 motion capture film featuring popular Mattel character Barbie, and directed by Eric Fogel (the director of My Scene films). Mattel: Mattel, Inc. ( ) is an American multinational toy manufacturing company founded in 1945 with headquarters in El Segundo, California.
Mattel