The premiere release of Vince Guaraldi's soundtrack for the 1973 Peanuts® special It's a Mystery, Charlie Brown. This extended edition features the complete scores plus bonus tracks celebrating 75 years of Vince Guaraldi’s musical career. . Available on Urban Outfitters exclusive mysterious magenta vinyl with a magnifying insert. 2026, Lee Mendelson Film Productions.

Tracklisting
Side A
1. Little Birdie
2. Mystery Theme / Mystery Theme (Reprise)
3. It's A Mystery Charlie Brown
4. Sassy Sally / It's A Mystery Charlie Brown (Reprise)
5. Mystery Theme (2nd Reprise)
6. Cops And Robbers
7. It's A Mystery Charlie Brown (2nd Reprise)
8. Mystery Theme (3rd Reprise)
9. It's A Mystery, Charlie Brown (2nd Reprise)
10. Sallly's Blues
11. Mystery Interlude #1
12. Joe Cool
13. It's A Mystery Charlie Brown (4th Reprise)
14. Mystery Theme (4th Reprise)
15. Mystery Theme (5th Reprise)

Side B (Bonus)
1. It's A Mystery, Charlie Brown (2nd Reprise Alternate Take)
2. Snoopy Holmes
3. Mystery Theme (Vibraslap Mix) / (Studio Banter) / Little Birdie (Alternative Vince Whistle) / Cops And Robbers (Rhythm Section Mix)
4. Joe Cool (Just Vince Mix)
5. Autumn Leaves (Take 1)
6. Billie's Bounce (Take 2)