A new book is resurfacing the tumultuous relationship of Lucille Ball and Desi Arnaz — and a moment in which another gorgeous actress briefly interfered in the romance.

Betty Grable, star of "Dubarry Was A Lady" and Desi Arnaz, matinee idol of "Too Many Girls," drink to each other at La Conga. New York Daily News Archive/Getty Images ...

NEED TO KNOW Lucille Ball once offered a "scathing review" of Desi Arnaz after she discovered he had cheated on her with actress Betty Grable, according to a new book In Desi Arnaz: The Man Who ...

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According to Purdum, Arnaz had a rendezvous with iconic Hollywood actress and pin-up girl Betty Grable. When Ball found out about his infidelity with the How to Marry a Millionaire star, she exploded.

NEED TO KNOW Lucille Ball once offered a "scathing review" of Desi Arnaz after she discovered he had cheated on her with actress Betty Grable, according to a new book In Desi Arnaz: The Man Who ...

The blonde bombshell is one of Hollywood’s most enduring archetypes, and icons of classic film, including Marilyn Monroe, ...

Lucille Ball and Desi Arnaz's Relationship Was Marked by 'Jealous Outbursts,' Including One Over Screen Siren Betty Grable Arnaz was known to have affairs throughout his marriage to Ball ...

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Why Lucille Ball's Divorce from Desi Arnaz Was Invalidated Hours After Judge Signed Decree The author writes the couple's first night out was "chaste," largely because of one complication: Arnaz's ...