How come you are stuck on rubys farm on Hannah Montana the movie ds game?

In "Hannah Montana: The Movie" for DS, getting stuck on Ruby's farm typically happens when you miss a key item or task required to progress. Make sure to explore all areas of the farm, talk to characters for hints, and check your inventory for any items you might need to use. If you're still stuck, consider referring to a walkthrough or guide specific to the game for detailed assistance.