When Candace sees that Phineas and Ferb have invented boots that make the wearer inhumanely fast, she decides to use the boots to be in two places at once. But since the boots she owns are "unstable prototypes," this plan is not as simple as it seems...

Meanwhile, Doofenshmirtz's building is put up for sale and he must try to convince prospective buyers that the building is not worth buying.

Available on Disney+