Not one to rest on its laurel-wreath logo, Fred Perry today unveiled a cache of polo shirts—its trademark, of course—tweaked by a wide swath of collaborators to celebrate the UK label’s 60th anniversary. Sixty designers, artists, musicians, novelists, and sports figures were sent a reproduction of the original 1952 Fred Perry shirt and asked to personalize it. The results, from which we’ve pulled the standouts here, will go on view at Dover Street Market beginning January 26, followed by DSM Ginza and I.T. Beijing Market…