The Most Annoying Drink You Can Order on a Plane, According to a Flight Attendant

One of the worst places for impatience to set in is on an airplane. When your dry mouth hits at a high altitude, it’s like a perfect storm for grumpy behavior.

Some advice: don’t order a Diet Coke if you’re ever in this situation.

According to a flight attendant on flight blog These Gold Wings, Diet Coke takes the longest to pour. The flight attendant says the high altitude makes carbonated drinks foam up more, and Diet Coke is the worst.