x3Sell your sister on the black market.
Then
http://www.amazon.com/Sennheiser-HD800-Over-Ear-Circum-Aural-Headphone/dp/B001OTZ8DA/ref=sr_1_1?ie=UTF8&qid=1396645265&sr=8-1&keywords=Sennheiser+hd-800
Nah, even a kidney should be enough to get a Sennheiser Orpheus HE90 (Used, top condition only 40,000$, give or take a couple grand)