With his tender, funny memoir of four decades in the business, Alan Zweibel traces the history of American comedy Alan Zweibel started his comedy career selling jokes for seven dollars apiece to the last of the Borscht Belt standups. Then one night, despite bombing on stage, he caught the attention of Lorne Michaels and became one of the first writers at Saturday Night Live, where he penned classic material for Gilda Radner,...