It's About Time!

Phineas and Ferb visit the Danville museum and stumble into a Gadget exibit with a time machine isnside of it, and Phineas decides that Ferb and him should finish the time machine and go back in time. They meet up with Isabella and the Fireside Girls and help them build the time machine. In the blueprints, Phineas accidentally spells "Tie Machine".

Also, Perry's mission is to stop Dr. Doofenshmirtz from using his new Freeze-inator ray, but once he arrives at Doofenshmirtz Evil Icorperated, He finds out that Doofenshmirtz has gotten a new nemesis, Peter The Panda. Peter gets two sodas for himself and Doofenshmirtz, put Perry is not offered one and is told he thinks he and Perry should fight other people. Perry then goes back to headquarters and puts his hat into is automatic glass dome.

Phineas and Ferb are almost finished the time machine, they now just need the purple bulb, but Candace takes it away, and goes to the museum's Mr. Slushy Burger. She talks with Jeremy while holding the bulb, but Phineas and Ferb are testing the machine and her sentence reapeats and Jeremy is creeped out by it. Mrs. Flynn and Mr. Fletcher are distraced by the fact that he wants to do an audio tour, and Mrs. Flynn gives him the money from her wallet.

Perry sets up a talk show with Dr. Feelbetter, a parody of Dr. Phil. At the appointment, Dr. Doofenshmirtz apoligises for hurting Perry - when he was'nt really tring to hurt him. Aslo, during the commercial break, Peter the Panda stacks the chairs in the doorway.