Answer the following Q with stream of consciousness. Passage: "The Day That Never Comes" is a song by heavy metal band Metallica, and the lead single from their ninth studio album, Death Magnetic. The song was released to the radio and for digital download on August 21, 2008.

Question: Based on this passage, what album is the day that never comes on?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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The relevant information is: "The Day That Never Comes" is a song by heavy metal band Metallica, and the lead single from their ninth studio album, Death Magnetic. Therefore, the final answer is Death Magnetic.