Comedian Conan O’Brien, known for his late-night comedy shows, has recently suffered a personal loss. His parents, Dr. Thomas ...

“We look like two Irish aunts,” Leary joked after Fallon brought out a side-by-side photo of the two stars, who are third cousins. “We look like sisters, that’s what we look like. Two old sisters.” ...

Comedian and actor Denis Leary came up around the same time as O’Brien, even appearing as a guest on Late Night with Conan ...

It was Denis Leary's uncle who put together the pieces of the family puzzle and explained how the actor was related to Conan ...

Leary and O’Brien both got their start in comedy, as a stand-up comedian and 'Saturday Night Live' writer, respectively.

Need a break? Play the USA TODAY Daily Crossword Puzzle. Conan O'Brien's motherand father reportedly died 3 days apart. Here's the truth about grief. With his receipt of the prize, O'Brien joins ...