Rabbi Yosef Gavriel Bechhofer
הרב יוסף גבריאל בקהופר
I think the Rebbe should keep with tradition and find a hat-maker who can produce such a black hat for the Rebbe to wear on Shabbos! (Or maybe Purim :) ).
Sure. Find me a hatmaker. :-)
Check this out:http://www.baronhats.com/Custom.htmApparently they can make any hat when given a picture of one you want.or http://www.davebrownhats.com/products_f.html