Possible Clues:

• 'Colas' cheekily containing shot?
• Sweet spirit-based drinks marketed for the young
• Dad stopping adult function after student drinks
• Garda? incorporating minor operation following gangster offering drinks to locals
• Ready-mixed soft drinks with alcohol
• Nearly every officer downs other people's drinks
• Those packaged like soft drinks, but containing liquor
• Suffer nothing in the mountains, drunk on these?