From Muppet Wiki

The Saturday Evening Post is a magazine first published in 1891. The magazine is well known for featuring covers by Norman Rockwell. The Muppets have appeared on the cover several times.

The November, 1979 issue featured a parody of Rockwell's "Freedom From Want" with the Muppets. Inside is an article entitled "Muppets on his Hands."

The December, 1980 issue featured a cover with John Denver and the Muppets from A Christmas Together. Inside is an article titled "Muppets on the Move."

The July/August, 1981 issue featured Miss Piggy dressed as a judge on the cover. Inside is an article titled "Women's Careers by Miss Piggy."