The childless couple has combined to take two of the top seven places in Nathan's Hot Dog Eating Contest in 2003, 2004, and 2005.
She is nicknamed "The Madam of Etiquette" for her relative degree of decorum while consuming mass quantities of food quickly.
LeFevre grew up in the San Francisco Bay Area and met her husband at a square dance in Daly City, California.
Her first notable gastronomic achievement was finishing the famed 72 ounce steak from the Big Texan steakhouse in Amarillo, Texas in 1985.
She has bested the Big Texan's challenge on more than ten occasions since then, and one such event was filmed for the Ripley's Believe It Or Not television program in 2000.