Possible Clues:

• Go on a date to old French bar and cause trouble
• Behave inappropriately
• Having rung from bar, behave improperly
• Behave badly
• To spoil fun teen mostly misbehaves to be different
• Leave bar to cause trouble
• Deviate from the norm? Pals cryptically could illustrate such action
• Adopt a different approach that results in you taking trip on flight?
• Sound of plain foul tone I deployed to depart from norm
• Be rude and inappropriate bringing back dogs and cats to begin with