Bad weather spoils the Fireside Girls' plans to earn some patches, so Phineas and Ferb build a huge biodome to help them. Meanwhile, Candace works herself into a frenzy when she decides that she needs to find out what Jeremy likes about her. Meanwhile, at D.E. Inc., Dr. Doofenshmirtz is uses a Rain-inator to disrupt a televised soccer game that's preempting his favorite Mexican soap opera.