Trivia: Harriet the Spy: Blog Wars
- Direct-to-DVD: Was originally meant to be this, but Disney Channel signed on to give it a premiere on their network (Jennifer Stone being the lead may either be a cause or a consequence)
- Hey, It's That Guy!: Harper, Indie and Rion versus Amanda? With Harper stalking Sam?
- Ali and Clare somehow work their way into a Disney Channel movie.
- Sequel Gap: There is a fourteen year gap between this and the original.