Harry Sanborn (Jack Nicolson) loves the ladies and definitely has a type: beautiful, sexy, and half his age. When he suffers a heart attack while on a weekend beach getaway with his latest squeeze, he unexpectedly finds himself under the care of Erica Barry (Diane Keaton) — a quirky and accomplished playwright who just happens to be his girlfriend’s mother. Harry and Erica find love by the sea but Harry’s return to real life threatens their newfound happiness. Will they find their way back to each other or will Harry become just another character Erica’s latest Broadway hit?

2003 — Written and directed by Nancy Meyers.

Sources include:

https://en.wikipedia.org/wiki/Something%27s_Gotta_Give_(film)

https://www.imdb.com/title/tt0337741/?ref_=fn_al_tt_1

Google Movie Synopsis