Below you can find the It was a green day for green day when this album sold its 10 millionth copy Jeopardy Words Answer. The answer to It was a green day for green day when this album sold its 10 millionth copy has 6 letters. This clue belongs to the Over 10 million sold! category and is part of Jeopardy Word Level 2237. If you scroll near the bottom you will find other clues and answers part of level 2237