Jacob Heilbrunn was there opening night There was much to muse about on Monday evening at the grand opening of The Pocket, a new jazz club in located in midtown Manhattan inside the boutique Muse Hotel. The 4,500 square foot underground venue can hold up to 170 patrons. Designed to resemble the jazz clubs of yore on 52nd street, this intimate listening space features elegant booths lined with green velvet as well as white-cloth tables.