Related Clues:

• Pepsi and Cherry Cola
• Designated drivers' drinks, maybe
• Milkshake relatives
• 21-Across offerings
• Cans in vending machines
• Ones making a case for drinking?
• Drugstore fountain fare
• Jerks might serve them
• Fountain sales
• Brewers' ingredients
• Admission doesn't include mini bar contents
• Some party drinks
• Fountain creations
• Dorm room refreshments
• Drinks with combo meals