La donna è mobile

"La Donna e Mobile" is a song written by Giuseppe Verdi from his opera Rigaletto. It was sung by Kenny McCormick in the Season Four episode, "Quintuplets 2000".

Background
While Kenny McCormick and his Mother try and raise enough money to send him to a music school in Romania by singing at bus stations across the country.

Eric Cartman shows the Quintuplets around his town in a montage they go to theNorth Park Funland, have bacon double cheeseburgers, watch a sheep shearing contest, and then visit the South Park Mall.