It means a lots of E numbers (artificial coloring materials) :P
E numbers aren't all artificial colouring materials, most of them are natural and we would be dead without them.
Something at the bottom of each glass.
Anyway, they must taste nice.
Wrong: It's a layer drink in the mixer. Very difficult to do. Some alcoholic beverages are more dense than others, and you can separately colour them. Very cool.
Lol, can't stop watching this, so awesome!
it means "gay cock tails"