Cameron Diaz Signs Copies of 'Longevity Book' in NYC

Cameron Diaz steps into Barnes & Noble for a book signing on Wednesday (April 6) in New York City.

The 43-year-old actress has been promoting her new book “The Longevity Book” in the city throughout the week.

The book’s Instagram account featured a quote by Cameron about happiness the day before.

“Friendship, happiness, joy; sharing laughs + sharing tears; these are not just the elements of a good life, they are the elements of a LONG + STRONG life. Friendship affects health. Happiness affects health,” the post read.

15+ pictures inside of Cameron Diaz arriving to sign copies of her book…