The Happy Hooker Goes to Washington is a 1977 American comedy film directed by William A. Levey.

Joey Heatherton replaced Lynn Redgrave as the lead character of Xaviera Hollander.

George Hamilton, Joe E. Ross, Larry Storch and Rip Taylor are among the most prominent individuals who made cameo appearances.

World-famous prostitute Xaviera Hollander is called to testify in front of the United States Congress.

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