Nascar ???

Hi I am trying to have surgery in Oct. of this year.I want to go to Zippy's charity crusade for kids in New York in Jan. Has anyone gone and if so I want all the info you can give.Plus I live in Louisiana and never rode a snow mobile.Is it hard? Last but not least do you think I will lose enough weight so That I wouldn't be uncomfortable.(it's last weekend in Jan.)Thanks everyone!