Grampa vs. Sexual Inadequacy/Appearances

Characters

 * Homer Simpson
 * Marge Simpson
 * Bart Simpson
 * Lisa Simpson
 * Maggie Simpson
 * Abraham Simpson
 * Mona Simpson (flashback)
 * Barney Gumble
 * Seymour Skinner
 * Milhouse Van Houten
 * Lewis
 * Richard
 * Janey Powell
 * Julius Hibbert
 * Bernice Hibbert
 * Ralph Wiggum
 * Mayor Quimby
 * Kirk Van Houten
 * Luann Van Houten
 * Professor John Frink
 * Mrs. Frink
 * Nelson Muntz
 * Wendell
 * Al Gore

Locations

 * 742 Evergreen Terrace
 * Books! Books! and More Additional Books!
 * Spittle County
 * Springfield Retirement Castle
 * The Pentagon
 * The White House
 * Springfield Mall
 * Springfield streets
 * Simpson Farm