Related Clues:

• 'Cool, man!'
• 1974 David Essex hit
• 'Way to go, dude!'
• 'All right, dude!'
• "You da man!"
• ''Atta boy!''
• "Awesome, bro!"
• Comment with the pinkie and forefinger extended upward
• 'Keep up the good work!'
• 'Sign of the horns' meaning
• Continue performing with Diamond
• Apt cry of encouragement for a geologist?