Photos of when the Muppets have visited the set of The Empire Strikes Back

In these photos taken on the set of Dagobah in The Empire Strikes Back The Muppets meet Yoda and Luke Skywalker

One of the most famous entertainers of puppets of Jim Henson Frank Oz, the creator and voice of the puppet Yoda appeared in The Empire Strikes Back but Fozzie and Miss Piggy Muppet.

In these images taken on the set of the film by Irvin Kershner, see Kermit and Miss Piggy while visiting Oz and Mark Hamill.

The set is one of the planet Dabobah, where Yoda had hidden and had trained the young Skywalker.

Star Wars back in theaters with Star Wars: Star Wars: The Awakening of the Force, in America December 18, 2015 and in Italy on 5 January 2016. Very few official details about the plot: when we have confirmation that the film will be set 30 years after the events of Episode VI - Return of the Jedi.

The cast will find a group of "new faces" to the saga (John Boyega, Daisy Ridley, Adam Driver, Oscar Isaac, Andy Serkis, Domhnall Gleeson, Max von Sydow), Lupita Nyong'o, most of the historical characters such as Harrison Ford (Han only), Mark Hamill (Luke Skywalker), Anthony Daniels (D-3PO), Peter Mayhew (Chewbacca) and Kenny Baker (C1P8) and Carrie Fisher (Leia).