Captain America: The Winter Soldier stars Sebastian Stan and Anthony Mackie were on uproarious form during their Empire video interviews, happily showing off their "cool faces" and revealing what bloopers fans can expect on the gag reel. <br /><br />http://www.empireonline.com/ <br /><br />Want to keep up to date with everything going on in the world of film?<br /><br />Follow us on Twitter here: http://twitter.com/#!/empiremagazine<br />Fan us on Facebook here: http://www.facebook.com/empiremagazine<br />And subscribe on YouTube here: http://is.gd/yRxXu0 <br />Subscribe to the mag / iPad edition here: http://is.gd/krICkq
