Voice of Broadway By DOROTHY KILG ALLEN I DOROTHY K'LGAI.' '.M Broadway Bulletin Board... lEW YORK Rudolph Bing's decision to reduce the size of the claque at the Metropolitan Opera has caused more of a furor among the stars than first reports indicated. Many of the irate foreign names, who consider the claque "as necessary as bread," are shriek ing that they will never come back after this season . . . Hollywood has a new scandal, still at the whisper s,tage but liable to hit the front pages. The manager-husband of a famous film actress caught her in the , arms of an English actor and gave ner the beating of her life. Comedian George DeWitt and his wife, model Claire Green, have recon ciled and are knitting tiny garments . . . Intimates feel sure Marianne O'Brien Reynolds is tossing the big Florida wing-ding March 16 to an nounce her engagement to Alf Barton, president of the swank Surf Club . . . Desi Arnaz decided to say no to the "Marco Polo" movie Leo McCarey is shooting in Spain this Summer. Because there wasn't a part in it for Lucy. Franchot Tone has won this season's Romeo Drize as far as the Lindy's set is concerned. In the past few night he's strolled in with Mona Knox, Nancy Berg, Cleo Moore, Lisa Ferraday and Sherry Britton kun, man: un, women!) ... A well-publicized local lawyer has left the country to dodge the heat soon to be engendered by a former client involved in a vice case. Young Jack Seabrook of the frozen food fortune was in Barbados when he heard about the strike of laborers in Montego Bay, flew over to confer with the leaders, and settled the strike in half a day . . . Ali Khan's love letters to Gene Tierney are so poetic her chums can quote excerpts from them , . . Tammany leaders are holding a kickoff dinner for Congressman FDR Jr.'s gubernatorial try at the Waldorf on March 21. Kossana Podesta, the bosomy young Italian beautv who landed the lead in Warners' "Helen of Troy," will get the Marilyn Monroe buildup from fan maga- . zines. She's married to a gent named Marco Vicario and is the mother of a little boy . . . Woolie Donahue's long distance calls are beamed to the Langdon on Fifth Avenue, residence of Oriental beauty Pi Maria Tsien, who is both model and tobacco heiress. Watch out, girls! Mr. John's list of the in worst. hatted women in America comes out this week. He doesnt bother with the 10 best because he thinks females learn faster from bad examples than from good ones . . .Joe Loco's quintet, currently playing at the Sahara in Las Vegas, won $o many thousands at the dice table they're pooling it to invest in a rnumba spot out there. A Washington magazine has three reporters gathering material on Porfirio Rubirosa in preparation for an article the editors hope will be the most sizzling of all . . . Bobby McGuire, who left "20 Questions" four years ago to go to college, is back on the panel . . . Nick Prounis of the Versailles is hospital-bound for a checkup, possible surgery . . . The Duchess of K.ent is incensed at Lord Beaverbrook for attacking her brother-in-law, Prince Paul of Yugoslavia, in his newspapers. Ina Claire must know the secret of How to Fascinate Your Man and in a big way. Her husband William Ross Wallace, had to fly to San Francisco for his law practice while she remained in New York in "he Confidential Clerk." But glamor triumphed over Gladstone: Mr. Wallace started yearning while still in flight, never left the airport at Frisco, and came back to Gotham on the next available plane. Jack Brooks, who wrote the song click 'That's Amore," adores Dorothy Baker, a West Coast actress. He considers her the inspiration for the ditty, which sold 1,200,000 copies and may wind up with an Academy Award . . . Mrs. Jack Frye (formerly Nevada Smith of the the girl shows) actually is wearing black for her dog, "Meatball," who died suddenly.