Possible Clues:

• Belafonte song
• Belafonte classic
• Harry Belafonte hit
• "The Banana Boat Song" opener
• Ballpark rallying cry based on a 1950s hit
• Harry Belafonte catchword
• Belafonte hit
• Belafonte catchword
• 'The Banana Boat Song' opener
• Belafonte song opener