| Blondie Knows Best | |
| Director: | Abby Berlin |
| Producer: | Burt Kelly |
| Story: | Edward Bernds |
| Screenplay: | Edward Bernds Al Martin |
| Starring: | Penny Singleton Arthur Lake Larry Simms Marjorie Ann Mutchie |
| Music: | Alexander Steinert |
| Cinematography: | Philip Tannura Charles Lawton Jr. |
| Editing: | Aaron Stell |
| Studio: | King Features Syndicate |
| Distributor: | Columbia Pictures |
| Runtime: | 69 minutes |
| Country: | United States |
| Language: | English |
Blondie Knows Best is a 1946 American comedy film directed by Abby Berlin and starring Penny Singleton, Arthur Lake, Larry Simms, and Marjorie Ann Mutchie. It is the eighteenth of the 28 Blondie films.
Dagwood is under the threat of a lawsuit by a rival firm. But their choice as a process server is the terminally nearsighted Shemp Howard, who repeatedly fails to serve the summons.