Theater: Weekend

"Unlike nature, the American public adores a vacuum," says a character in Weekend. The thesis will certainly be tested by the fate of Gore Vidal's new Broadway comedy about a presidential hopeful. Vidal is capable of springy, sophisticated political humor, as he demonstrated in The Best Man (1960); but this time the jokes are either juvenile or senile. Most of the characters are as appealing as wads of wet Kleenex, and the story line is about as amusing as the Congressional Record.

Senator MacGruder (John Forsythe) is a man who has everything except the...