Template:Construction Jonathan Jacob Walker is an American musician, singer, songwriter, and record producer who served as the second bassist for Panic! at the Disco. Credits Pretty. Odd. - bass, guitars, backing vocals ...Live in Chicago - bass, backing vocals, guitar Retrieved from "https://panicatthedisco.fandom.com/wiki/Jon_Walker?oldid=7672" Categories: Former Band Members Community content is available under CC-BY-SA unless otherwise noted.