Know-How Exchange : Advertising/PR

actually im at my last year at university and i have chosen marketing field for my dissertation. i would like to get information and any help, any ideas and beliefs, maybe even surveys, regarding the question. the research question for my project is :"is the celebrity endorsement is an effective tool likely to get the expected response from the consumers" or ".....likely to capture in consumers' mind" which one is the best appropriate for my project? also i'm nmot sure about the objectives in order to answer the research question? actually on 21 of november i have to submit the research proposal of my project and im really in trouble:((( anyone who had deal with this, please contact me on diyorik@yahoo.com, or just write a response here. thanks! :)