Possible Clues:

• Trash talk
• Jack left out from stirring American dance
• There may be talk after this Fifties dance
• Phony talk
• Deceptive talk, so to speak
• 1930s' big band jazz style
• What Barbara Billingsley spoke in 'Airplane!'
• Jazz player's jargon
• Meaningless talk, slangily
• Nonsense talk, whose circled letter is the start of what might be done with items in the four longest puzzle answers