Chanel unveiled their Spring 2011 collection at the Paris Fashion Week in an extravagant presentation at the Grand Palais on Tuesday. An array of traditional Chanel tweed jackets with black and white motifs, three-quarter-sleeve jackets, some trimmed in floral print and long skirts in various dark shades were among some of the look paraded by models. Stars who were spotted at the fashion show included Lily Allen , Rachel Bilson and Keira Knightly. Check out the video below for the latest fashion by Chanel.