Celtic continue to construct an impressive squad for their Legends charity match against Borussia Dortmund next month at Parkhead. Several star-studded names have already been announced for the encounter, including Scott Brown, Artur Boruc, Emilio Izaguirre, Stiliyan Petrov, Jan Venegoor of Hesselink, Joe Ledley, and Charlie Mulgrew. Ticket availability is still vast via the official club website. Paul Lambert and Tom Boyd will be in the dugout on May 26th on what promises to be a special occasion with the club’s charitable motto at its heart. The money raised from the match will support food …