Parents vs Step- Parents! Where do we draw the line?

Many people are getting with others who have children from previous relationships. What is the best way to handle this matter without it getting out of control? Is it fair if the man wants his kids to stay over for the summer and leave the work on the wife/partner? Should he continue paying child support to the mother of the kids during that period? Who should be called first if the child is acting up in school-parent or step-parent? There are many questions and scenerios that will come forth from this show. Don't miss out!!