"Jerk De Soleil" is the 12th broadcast episode of the first season of the animated television series Phineas and Ferb. In the episode, stepbrothers Phineas and Ferb and their friends host a circus in their backyard, attracting much attention from the neighborhood. The boys' sister, Candace, tries to expose the cirque to her mother while experiencing an allergic reaction to wild parsnips.