People review OLLIE HOPNOODLE'S HAVEN OF BLISS Disney (Sat., Aug. 6, 7 p.m. ET) I was amazed that one little show could be so irredeemably pointless, plotless, meandering, egocentric, wimpy, twitty, and unfunny. But then I read the network's two-page biography of writer, narrator and co-star Jean Shepherd, which said that he "first gained a reputation as a gifted monologist"