插畫： Ivana Guljašević Kuman
出版社：Morfem založništvo d.o.o
When Matthew left his house for a few days, he asked Sarah, Peter and Brenda to look after his dog, his garden and empty his mailbox. One day, they received a pink envelop from a foreign land. While they were preparing for Matthew’s upcoming birthday, they kept thinking of envelop, and almost forget to prepare the surprise.