Denise DeRienzo en Bill Cosby to open a renovated Landmark Theatre Saturday night <p>The stage lights again are back on at the Landmark Theatre in Downtown Syracuse. &nbsp;A &nbsp;stage house expansion and renovation of the historic theatre is done, with a grand reopening celebration Fridat night, and a performance by comedian Bill Cosby&nbsp;Saturday night. Landmark Executive Director Denise DerRenzo says the changes mostly stretch from the proscenium stage back.</p><p> Fri, 18 Nov 2011 15:31:23 +0000 Ellen Abbott 9668 at