Pac-Man Ghosts
Inky, Blinky, Pinky, Clyde
Wizard of Oz
Dorothy Gale, The Tin Man, Scarecrow, Cowardly Lion
Elements
Earth, Water, Air, Fire
Four Oceans
Pacific, Atlantic, Indian, Arctic
The Golden Girls
Blanche, Dorothy, Sophia, Rose
Four Basic Math Operations
Addition, Subtraction, Multiplication, Division
Grades of High School
Freshman, Sophmore, Junior, Senior
Ninja Turtles
Leonardo, Raphael, Donatello, Michelangelo
Seasons
Spring, Summer, Fall, Winter
The Marx Brothers, excluding Groucho
Chico, Harpo, Gummo, Zeppo
Suits in a Deck
Hearts, Diamonds, Clubs, Spades
Seinfeld Characters
Jerry, Elaine, George, Kramer
Cardinal Directions
North, South, East, West
Legs of many animals...
dogs, cats, horses, elephants, lions, tigers, bears, deer, cows, sheep, goats, camels, turtles, alligators, lizards, etc...
Mount Rushmore Faces
George Washington, Thomas Jefferson, Theodore Roosevelt, Abraham Lincoln
The Beatles
John, Paul, George, Ringo