Related Clues:

• Miracle for a duffer
• Country club coach
• One side of a debate
• Powerful Williams wallop
• No dilettante
• It can't be returned
• Hole-in-one
• Valuable trump
• Carrey's Ventura
• Pass with flying colors
• Big serve
• Blackjack need
• This puzzle's theme (with 41- and 46-Across)
• Perform spectacularly on
• Hotshot pilot