The J.B.'s were the legendary supporting cast of musicians behind James Brown, earning a well-deserved reputation as the tightest, best-drilled instrumental ensemble in all of funk. The name J.B.'s is most often associated with three hornmen in particular -- saxophonists Maceo Parker and Alfred "Pee Wee" Ellis, and trombonist Fred Wesley, all of whom originally joined Brown's backing band at various points during the '60s. As a recording entity unto themselves, however, the J.B.'s enjoyed a distinctly defined heyday from 1970-1975, under the musical directorship of Wesley (though Brown, naturally, remained a strong presence). The J.B.'s were billed under a variety of alternate names on their own singles and albums -- Fred Wesley and the J.B.'s, Maceo and the Macks, Fred and the New J.B.'s, the James Brown Soul Train, the Last Word, the First Family, and more. The core group of personnel, despite some turnover on the periphery, remained fairly steady from 1971 on, at least until Brown's creative downturn precipitated several important defections. The first official version of the J.B.'s was formed in 1970, after the notoriously demanding Brown's regular band (excepting organist/vocalist Bobby Byrd) walked out on him. Caught in a pinch, Brown recruited a Cincinnati-based R&B band called the Pacemakers, who'd already toured behind Brown favorite Hank Ballard. Brothers Phelps "Catfish" Collins (guitar) and William "Bootsy" Collins (bass) anchored the lineup, as well as the first J.B.'s single, 1970's "The Grunt." The Collins brothers, of course, would play a crucial role in Brown's transition to heavy, groove-centered funk. One by one, some of Brown's previous bandmembers returned to the fold, including Fred Wesley, who accepted Brown's offer to become musical director of...