Sea Monkeys and a part time cat

Gleek would dearly love to have a pet. Her desires are hampered on two points. First, Howard and I require children to express their commitment to pet ownership by saving up enough money to buy both the animal and all the accouterments. Gleek tends to spend her money impulsively. Second, I am allergic to the pets she would enjoy most. This really stinks for both of us, because she'll sadly cry to me about how she would love a furry pet and I will feel guilty because it is my fault that s...