"You Can Have Watergate..." - Fred Wesley
"You Can Have Watergate Just Gimme Some Bucks And I'll Be Straight" (PDF) from The J.B.'s album, Doing It to Death, and compilation, Funky Good Time: The Anthology.
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This solo only uses the F blues scale, with few 9ths (G) thrown in for style. That's it. Notice that the melody section is in Eb minor, and then jumps to a groove in F for the trombone solo.
SPECIAL THANKS to RangerMoose and Geraud for your comments!
Here's a YouTube video of an interview with Fred Wesley. In it, he talks about keeping his music alive.
Recommended Reading: Hit Me Fred: Recollections of a Sideman by Fred Wesley Jr. Published by Duke University Press.