Nicole Richie Spends the Day at a Poetry Book Celebration in Hollywood!

Nicole Richie is all smiles as she arrives at a book celebration at Barnes & Noble on Wednesday afternoon (March 14) in Los Angeles.

The 36-year-old actress and fashion designer looked pretty in a black turtleneck, gray trousers, and maroon boots as she joined poet Cleo Wade while she promoted her new book of poetry Heart Talk: Poetic Wisdom for a Better Life.

PHOTOS: Check out the latest pics of Nicole Richie

Earlier that morning, Nicole was spotted rocking pigtails while wearing a brown trench coat as she headed to her office.

10+ pictures inside of Nicole Richie stepping out in LA…