Related Clues:

• Looks amazedly into pages
• Opens mouth wide in surprise
• Stares at with mouth wide open
• Looks on with open mouth
• 'Pants, puffs (5)'
• One needs some air for such a funny postscript
• Gee! How one monkeys with that and does not keep one's mouth shut
• Last one's come before you're late (5)
• Gee, those snakes! Makes one quite breathless
• Pants you can't wear
• Struggles to breathe
• Fun-house sounds
• Possible results of raptness
• Abrupt inhalations
• Stares in disbelief