Champagne Etiquette and Toasting. Happy New Year! Cheers to 2025! Discover facts about champagne, like why it is produced in a dark bottle and what makes it different from sparkling wine. Learn how to toast the wedding couple or the birthday girl properly. Should you clink champagne flutes when toasting? Should the bottle be stored upright or flat, in the refrigerator, or at room temperature? Learn these answers and many more. Enjoy! Cheers!