Illinois

Map of Illinois from Follow That Bird.

Glamorama

Miss Piggy outside the Chicago Theater.

CBS-Ad-Kermit-ChicagoSkyline-(1970s)

Kermit in front of the Chicago skyline (CBS ad).

Illinois2

The state of Illinois is the 21st state, located in the Midwestern United States. Its largest city, Chicago, supplied the name of Chicago the Lion, and in the 1970s, local hockey team the Chicago Blackhawks played a match against Sesame Street characters.

Wikipedia has an article related to:

Live appearances