User blog comment:PhineasxIsabella/Phineas and Ferb Trivia/@comment-2217944-20100801203948

ANSWERS:

1. Candace

2. 2 ("S'Winter" and "De Plane! De Plane!") (Note: When SBTY airs, it will be 3 because she thinks Jeremy is hitting on French girls.)

3. Isabella and the Fireside Girls that appeared in the episode.