"Metanoia" is the special limited edition single release that was originally a b-side on MGMT's debut CD single "Time to Pretend".

It was released August 18, 2008,[1] available in 10" etched vinyl.

"Metanoia" was named "Song of the Day" on September 16, 2008, by Rolling Stone, describing it as a "14-minute opus, which ranges from Donovan-ish acid ballads to interstellar synth-powered dirges to falsetto-laden theater rock.

"[2] "Metanoia" peaked at #2 on Billboard's Hot Singles Sales chart in September 2008.

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