The boom began in the Midwest and by Christmas of 1996, spread to both coasts. In both 1998 and 1999, McDonald's significantly increased the number of toys offered with Happy Meals, but still sold out in short order. Proceeds from that promotion went to help Ronald McDonald House Charities. In all, there were 29 Teenie Beanies in the 2000 promotion. Even scuffed or bent tags reduce the value, so one of the now-standard accessories are plastic tag protectors.
Mutations are desirable .
Tags with misspellings, manufacturing errors such as the wrong number of legs, and other mistakes inspire glee. Minor variations in design also make a difference. Some mistakes, however, have been produced in such mass quantities as to make no difference at all. Value always depends on what someone is willing to pay you. The first generation Quackers had no wings.