Diane Keaton was the life of the party until the very end. The Oscar winner attended her “Something’s Gotta Give” co-star Jack Nicholson’s birthday bash before her death, according to her “Book Club” ...

Diane Keaton grew close to several of her Hollywood costars in the years before her death, including Jack Nicholson. The twosome costarred in 1981's Reds and the 2003 rom-com Something's Gotta Give, ...