As a parent I constantly feel under pressure from my children to get them the latest Moshi, Binweevil or whatever the latest plastic toy trend is. You can't avoid it by limiting access to the television, which seems a cruel thing to do anyway in this day and age, because the peer pressure that they experience at school is enough.
Marketing is important. People should have free will but they also need to be educated on the options. However, shouldn't we draw the line at children?