By Andrea PeyserNew York Post Columnist

Johnny Carson is rolling over in his grave. Even the late Lenny Bruce is having a fit.

While you were watching David Letterman -- a bitter guy who never saw a woman or a Republican he could stand -- trash Sarah Palin's 14-year-old daughter by "joking" that she was date-raped by Alex Rodriguez and stalked by Eliot Spitzer, you may have missed the memo. Dave's in good company.

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It's war on white women, only this one is being fought with water balloons and whoopee cushions wielded by men who think statutory rape and racial slurs are funny.

His struggling brother up the dial, Conan O'Brien, on Thursday night was having a blast slurring women and Jews -- two groups that may constitute the last permissible sick-comedy staples.

To read Ms. Peyser's complete column, click here.