"I've appeared on some other people's albums"

In this quote, jazz musician Gerry Mulligan is mentioning that he has been included on other artists' albums. This recommends that he has worked together with other artists and has been welcomed to contribute his talents to their tasks. Mulligan's declaration might also imply that he has a strong track record and is demanded by other artists to include his unique sound to their music. It showcases his adaptability and desire to work with others in the music market. Overall, this quote highlights Mulligan's experience and effect in the world of jazz music, strengthening his status as an appreciated and prominent artist.