Related Clues:

• Rocket opening
• Fashionably old
• Back-in-style style
• Making a comeback, say
• Nostalgically fashionable
• Firewood wood
• Tree with edible nuts
• Appealing to nostalgists
• In after going out
• So old it's new
• Like the '90s, now [sigh]
• Fashionable again
• Fireplace wood
• Back in again
• Nostalgic