Possible Clues:

• Slip off into club and you can't find
• Put in wrong location
• Lose what's left in motorway area
• Can't find mice pals set loose inside
• Lose or fail to catch fish, we hear
• Lose, to put it badly
• Lose third of games at special ground
• Lose it and put someone's nose out of joint perhaps
• Lose timid people outside climbing mountains
• Lose track of rodents crossing mountains, going up?