Possible Clues:

• Take the wrong way
• Get the wrong idea
• Get the wrong end of the stick
• Get it wrong
• Sounds as if the girl below where they're watching may not get it right
• Fail to see short girl beneath bear
• Get wrong idea of
• Fail to follow motorway to northern city: novice driver goes for short street
• Fail to construe correctly
• Sounds as if the girl below the plinth might get the wrong end of the stick