Barbie, which is currently being shown in IMAX cinemas, features new post-credits footage.The clip, which doesn’t feature in the original version, begins with a message from director Greta Gerwig, who promises audiences they’ll be “transported into Barbie Land like never before,” according to Entertainment Week.The filmmaker adds: “We made this movie with the big-screen experience in mind, from the technicolor hues to the dance parties and authentically artificial sets, so it’s thrilling to be able to bring Barbie to IMAX, the biggest screen of all.