Troy Aikman, Emmitt Smith &amp; Michael Irvin Autographed Cowboys Triplets 16x20 Photo PSA/DNA by Insider Sports Deals. $499.97. Pro Football Hall of Famers Troy Aikman, Emmitt Smith and Michael Irvin all personally hand signed these Dallas Cowboys 16&quot; x 20&quot; photos. Each photo includes authentication from PSA/DNA.  If you know the Dallas Cowboys, then you know &quot;The Triplets&quot;. Troy Aikman played twelve consecutive seasons as starting quarterback for the Cowboys and led them to th...