Yes, that line was stolen from The Great Muppet Caper, but there's a good reason.
The Post Office has released a series of Muppet stamps. I wish Rizzo the rat was included, but it's a fantastic set nevertheless.
If the set takes off, what about these choices for series 2?
Digit [from the Jim Henson Hour]
Johnny Fiama and Sal [Muppets Tonight]
Bobo The Bear [Muppets Tonight]
Crazy Harry [Muppet Show]
Lew Zealand [Muppet Show]
Waldo C. Graphic [Jim Henson Hour & Muppetvision 3-D]