It's was the night of halloween candace,phineas and ferb busy preparing halloween foods like pumpkin cakes,blood juice(strawberry juice) and candies. then suddenly isabella comes to have trick-or-treat candace gaves her candies then phineas and ferb join her to have trick-or-treat. Isabella how many candies do you have Said Phineas I got 80 candies Answered Isabella Well let's go to the stylish girls house Said ferb Lilly,Juliana,Mary,Amy and Chelsea greet them happy halloween then they gave isabella,phineas and ferb a supply of 300 honey lollipop