Allanic and Fistilou were indeed so lucky that they had a talent which actually helped them when they got into the city and they were able to make at least some money.
I wouldn't say that Fistilou's idea was not good. He was trying to find a way they could make more money, but it didn't work out well. I just hope they will be able to come up with another nice idea in the next story.
Driving in an ice area, where there is ice on the floor can be risky. So you have to drive with care