You have to make a purchase to get it, but you can purchase anything to get it. Here is the coupon on their site(you can only print once) :
http://www9.toysrus.com/Our/tru/prom/2008BRUEarthDayEmail/921144.cfm I converted it to pdf so you can print it as many times as you want:
https://www.freestufftimes.com/wp-content/uploads/2008/0…