Season Nine of "The Simpsons" is special because of "Kicking It: The Betty Ford Musical." This is a spoof that appears in "The City of New York Versus Homer Simpson." Marge wants to travel to 42nd Street. "I've always dreamed of being in an audience in a Broadway show." The musical she selects features a young Justin Bieberesque ne'er-do-well: No more pills or alcohol-- No more pot or Demerol-- No more stinkin' fun at all! I'm CHECKING IN. One might think this is broad satire--but what is brilliant is that "Checking In" features the *exact* "tier" of writing quality that you could expect in a contemporary Broadway musical not authored by Stephen Sondheim. This is the opening of "Wild," a song that is considered a standout in "The Lost Boys": I remember how it used to be... Times were innocent, and love was free. We'd play guitar and dance... Singing...GIVE PEACE A CHANCE! (Frankly, I pr...