Related Clues:

• "It'll never happen!"
• No fitness training - definitely not!
• American refusal to exercise?
• No exercises after Japanese drama
• Americans refusal to exercise?
• Frank, putting name foremost? Definitely not
• "No chance of that happening!"
• 30-Down's counterpart
• Informal refusal after putting Frank's name forward
• A modern novel? That is highly unlikely
• "Like that'll ever happen"
• 'Negative'
• Definitely not what inactive pupils want on timetable?
• 'Won't work'
• "Yup" opposite