Related Clues:

• Not for children
• Nostalgia-evoking song
• ''Return to Sender,'' for one
• Golden ___
• Row maker
• Motion picture rating word
• Insect stage
• No longer a minor
• Many a retiree
• All grown up
• It can be golden
• Nostalgic song
• Hit from Grandpa's day
• Former juvenile
• Tune from the past