Inside Michael & Pauley's Recording Session

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NCIS: The Official TV Soundtrack features the vocal stylings of stars Michael Weatherly and Pauley Perrette, and ET was inside the recording studio with the multitalented cast!

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On the series' season 11 soundtrack, NCIS: Benchmark, Perrette croons a heartfelt diddy she penned herself, and Weatherly goes country.

Click the video for an inside look at the session! Plus, check out a brand-new clip from tomorrow's NCIS featuring Ziva David's (Cote De Pablo) final appearance on the show.

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NCIS airs Tuesdays on CBS. NCIS: Benchmark is out now.