So Good Will Hunting fans will be excited to see Ben Affleck and Matt Damon emerging from a business meeting on Monday.
The pair are working on their first project since the 1997 smash success - a film which Ben will direct and Matt will star in, alongside Ben's younger brother Casey.
The project focuses on notorious Boston mobster Whitey Bulger, who was arrested in Santa Monica last year after years on the run.
Are they working together again? Smiling Ben Affleck leaves an office building in Santa Monica after an apparent business meeting with a shaven headed Matt Damon on Wednesday
See you soon! The pair's last film together was their breakthrough movie Good Will Hunting which won them nine Academy Award nominations and a Best Screenplay OscarThe pair had been holed up together in an office building in Santa Monica and emerged together before going their separate ways.
Matt's head was newly shaved for a role in the film Elysium.
Since their breakthrough movie, which the former schoolfriends wrote as unknown and penniless wannabes, their careers have been impressive.
But neither has achieved as much individually as when they worked together.
Good friends: Ben even walked his chum to his car as they chatted; the two live on the same street in Los Angeles and each have three childrenThe two remain close friends.
Just last week Matt was seen supporting his chum at a screening of Argo, his new movie which is garnering an Oscar buzz.
And they will soon even live on the same upmarket street.
Best of friends: The former school pals now live on the same street with their wives and three children
It emerged last month that Damon and his wife Luciana Barroso have splashed out $15 million on a 13,000 square foot, three-story house in the upmarket seaside town of Pacific Palisades in Los Angeles.
They are to move to the town from New York with their three children.
Ben and his wife Jennifer Affleck already live in Pacific Palisades with their with their three children.
Close: The pair have been working on their new project for a year