An unmistakable “mwah” rises up from a pair of cuts on the new Yellowjackets album. A most surprising fretless bass sound, considering who’s behind it. , who now owns the instrument. Trujillo is ...

Though Pino Palladino’s resume is staggering, his approach to work is quite simple: “I just turn up with a couple of basses, to be quite honest,” he tells Bass Player. Of course, it’s not that simple.

Guitars come in all shapes and sizes and with everything from four strings — as in the tenor guitar — to 17, as in Gibson’s Style-U model. But the oddest of all electric guitars has to be the fretless ...