Possible Clues:

• Mexican headgear
• Hat with dark rhino skin
• Moss Bros arranged 25% off everything -- Queen pops in for a hat
• A few men returned bearing British headgear
• A few run out clutching British headwear
• Hat must be raised or placed at foot of grave
• Dark dresser, ultimately old hat
• Use serious roll-on initially to provide protection from the sun
• Gloomy beggar at the end with nothing in hat
• Straw broad-brimmed hat — robs more (anag)