Possible Clues:

• The puzzle is acted out in the game
• An absurd pretence
• Cleaner cockney had energy, it's part of the game
• Having tea out, dear, is part of the game
• Pretence — travesty
• 1963 Cary Grant/Audrey Hepburn film
• 1963 Hepburn-Grant film
• Had care in the acted riddle
• Sounds as if it's just not true how caustic this can make one
• He'd a car but it was only empty pretence