In Televisionland, inspiration seldom soars higher than a flying nun and quality is usually borrowed, not born. Thus it should be no surprise that the season's liveliest new situation comedy is an ABC adaptation of Neil Simon's five-year-old play, The Odd Couple. The success is not simply Simon's; the only writing he does for the weekly program is his name on the back of a weekly royalty check. The real source of the Odd Couple's life is the most empathetic team of situation comedians since Gleason and Carney. They are Tony Randall and Jack...

