In a cryptically captioned photo, the stars of the famous rom com teased that there might be a new project in their future.

Billy Crystal and Meg Ryan teased a long-awaited on-screen reunion with a mysterious Instagram post Jan. 22. In the photo, Crystal and Ryan sit next to each other on a brown couch, smiling. The furniture and yellowed floral wallpaper notably matches the setting of the final scene of their 1989 romantic comedy, "When Harry Met Sally..."