Possible Clues:

• Comic response, in Variety
• Slangy chuckle
• '___-A-Lympics' (1970s Hanna-Barbera cartoon)
• Chuckle , in Variety
• "__-A-Lympics": '70s Hanna/Barbera spoof
• Joke response, in entertainment mags
• Guffaw, in ''Variety''
• ''Variety'' guffaw
• Informal guffaw
• ___ riot (comedy review)