How Do You Know
- Bliain: 2010
- Tír: United States of America
- Seánra: Comedy, Drama, Romance
- Stiúideo: Columbia Pictures, Gracie Films, Road Rebel
- Eochairfhocal: love triangle, baseball, aftercreditsstinger
- Stiúrthóir: James L. Brooks
- Caitheadh: Reese Witherspoon, Paul Rudd, Owen Wilson, Jack Nicholson, Kathryn Hahn, Molly Price