Related Clues:

• Neato kin, later
• Cool kin
• Retro-remarkable
• 'Keep up the good work!'
• Cool, retro
• 'Utterly amazing!'
• "Far out," later
• 'Sick, dude!'
• Aptly titled '80s film about BMX racing
• 'Mind. Blown.'
• Old-style ''Awesome!''
• '80s "way cool"
• 'Brilliant, dude!'
• 'Bodacious, bro!'
• "Totally tubular!"