What is bubbly catchphrase?

The high-calorie foam remnants of a coke that usually include brains, wit, and blueberry jam. It is usually chilled. When served with alcohol, a bubbly catchphrase is very warm, and when warm enough, will respond to Lady Gaga's "Bad Romance" in a form of the more interpretive than cohesive dance. Crazy Salamanders eat them for breakfast.