PSP HELP !! ( first awnser gets voted best awnser )?

i want a wii for Christmas but i also want some new games ( because of the holidays they give good discounts , cuss i know the games are like 50, 40 bucks each ) so i wanted to sell my psp but i noticed game stop doesn't give much money ( like 40, 30 bucks ) so i was wondering how much would the pawn shop give me for a psp 1001 , 5 movies (UMD"s) , 2 games ( burnout dominator and a clic pac man game ) , 1 GB memory stick , 1 battery charger and the original charger that came in the box , and other stuff ( case , car charger , etc. ) please help i really need to know i want to get the money before the holidays so i will have something to do before i travel . what do you think they could give me and if you can be specific i would really appreciate it ! please and thank you!