Related Clues:

• As good as it gets
• Like the Beatles
• Sound introduction?
• Lawrence Welk's intro
• Terrif
• High cards
• Blackjack components
• 'Nifty!'
• Topnotch
• Good to go
• Top guns
• Apollo approval
• Terrific, in slang
• Of the highest quality, informally
• The most powerful pair?