: Reginald the Koala makes a brief appearance after a long absence, voiced by Arif Zahir.

: To boost Stan's confidence at the station, Francine starts a small dumpster fire for him to extinguish. However, the experience awakens a dark addiction, leading her to become a serial arsonist known as the "Firef*cker".

: In the B-plot, Roger adopts the persona of a daredevil knife thrower . After a disastrous first show, he enlists Steve as a reluctant assistant and eventually ends up severely injured when he encourages the audience to throw knives back at him. Music & References

" A Song of Knives and Fire " is the eighth episode of season 19 (alternatively listed as season 17 on some platforms). In this episode, Stan joins the fire department while Francine discovers a dangerous obsession, and Roger explores a new, hazardous career path. Plot Summary

: The episode features "Insane in the Brain" by Cypress Hill during a montage of Francine starting fires and "Only You" by Steve Monite.