Spies — Private SNAFU

In this installment, Private SNAFU learns that loose lips sink ships when he reveals military information to the wrong people. Private SNAFU (Situation Normal All Fouled Up) was produced as a series of instructional cartoons by the US Army Signal Corps, and was originally created by Theodore Geisel (aka Dr. Seuss) and Phil Eastman. Mel Blanc, better known as the voice of Bugs Bunny, contributes. Transcript (PDF):