Related Clues:

• School cheer
• Ensure you're heard
• Mimic Tarzan
• Cheerleading practice
• Tarzan's is famous
• Long-distance call?
• Tarzan's call
• Don't go quietly
• Speak loudly
• Twist partner?
• React to pain, perhaps
• ''Gimme a C!,'' e.g.
• "Twist and ___" (Beatles hit)
• Speak to the hard-of-hearing?
• 'Gimme a C! ...,' e.g.