Related Clues:

• Having lost effervescence
• Trite
• Out of practice
• Banal
• Overused, as a joke
• Like chips that have been set out too long
• Group that dislikes whippersnappers
• Old-hat
• Moth-eaten
• Like Dr. J and Kool and the Gang
• Like an old bagel
• Shopworn
• Like bread for pigeons
• Overused
• Stagnant