Arnaz wished her “beautiful baby brother” a happy birthday via Instagram Lucille Ball and Desi Arnaz’s daughter celebrated her younger brother’s birthday this week with a heartwarming ...

She has been working at PEOPLE since 2008. Getty They loved Lucy, too. Lucille Ball and Desi Arnaz's children Lucie and Desi Jr. — now 73 and 71, respectively — grew up in the spotlight ...

Lucille Ball and Desi Arnaz had a love story for the ages ... where they played fictionalized versions of themselves. Their daughter Lucie explained to PEOPLE, "They did the show so they could ...

The 'I Love Lucy' couple's son and daughter posed together in a rare moment. Lucille Ball and Desi Arnaz's daughter, Lucie Arnaz, shares a rare photo of her brother, Desi Jr., on Instagram.

Perhaps the most powerful moment in "Lucy and Desi" — a documentary about Lucille Ball and Desi ... do so with the help of the couple's daughter, Lucie Arnaz, who provided Poehler with audio ...

Being the Ricardos review: Aaron Sorkin goes full inside-baseball in talky Lucille Ball biopic Aaron Sorkin shows a new side of Lucille Ball and Desi Arnaz in Being the Ricardos teaser ...

Lucille Ball and Desi Arnaz's daughter, Lucie Arnaz, gives 'Being the Ricardos' a glowing review, especially Nicole Kidman's performance as the 'I Love Lucy' icon. George Clooney is calling out ...