STUDIO CITY (CBS) — Aerosmith’s Joe Perry visited KCAL9 Wednesday to talk about the music he wrote for tonight’s episode of CSI.

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The first track he wrote will play at the beginning of the show and the second, which also features his son’s work, will come on 13 minutes later.

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Perry is the lead guitarist, contributing songwriter and backing vocalist for Aerosmith.

He was ranked 48th on Rolling Stone‘s list of the 100 Greatest Guitarists of All Time.

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For more information on CSI, visit CBS.