Rollercoaster:The Musical 2

In the musical. Phineas got sick he was able to build a rollercoaster again but he's body is to weak. So Lilly advise him to rest and sleep and take his job. So lilly partnered up with ferb to build a rollercoaster.

Plot
Candace goes to phineas and ferb's room with a food. Linda ask ferb to play with his friends and candace will take care of phineas. Suddenly Lilly comes to there backyard asking what happen to phineas. Then ferb ask her phineas got sick. Ferb is gonna ask her if she is gonna build a rollercoaster. Lilly said yes nervously and she sing first musical number "Hey Ferb(I know what we're gonna do today).

Back Inside the house Candace is talking with stacy then suddenly stacy ask candace she saw a rollercoaster from there backyard. Then Candace out shouting at ferb then lilly ignores it. Now Stacy and Jenny goes to the backyard singing "Your Going Down". Isabella Shows up to there backyard when stacy,jenny and candace leaves to bust ferb! Singing "Watcha Doin".