Kermit the Frog, Fozzie and Gonzo head to London to solve the crime of the century in this live-action adventure from Jim Henson, featuring original music and appearances by Charles Grodin, John Cleese and Diana Rigg. Investigative reporters Kermit, Gonzo and Fozzie travel to London to track down a stolen, priceless diamond necklace. While interviewing the rich owner, Kermit meets and falls in love with her secretary, Miss Piggy. After Miss Piggy gets framed for another brazen jewel heist, Kermit and his Muppet pals come together to clear her name and catch the real culprits.