Mandy also despises Billy 's best friend Irwin , who is strongly infatuated with her .
It was revealed in the Big Boogey Adventure that one of Mandy 's worst nightmares would be to grow into an obese , kind woman marrying a handsome version of Irwin .
Mandy also despises Billy 's best friend Irwin , who is strongly infatuated with her , and it was revealed in the Big Boogey Adventure that one of her worst nightmares would be to grow into an obese , kind woman marrying a handsome version of Irwin .