While appearing on "Late Night with Conan O'Brien" , he had host Conan O'Brien laughing so hard that he couldn't continue with his show and Craig ended up doing all the talking.
Has a son, Milo Hamish Ferguson (b: 2001).
Sings the opening theme song for his show "The Late Late Show with Craig Ferguson"
On January 25, 2008, he passed the U.S. citizenship test, scoring 100%. A week later, on February 1, 2008, he was sworn in as a U.S. citizen. His February 4, 2008 episode of "The Late Late Show with Craig Ferguson" was devoted to this event.
In early April 2008, for the first time since he became host of CBS's "The Late Late Show with Craig Ferguson" , the program outscored NBC's "Late Night with Conan O'Brien" , with an average viewership of 1.88 million to 1.77 million.
In April 2006, his first novel was published -- "Between the Bridge and the River."
On December 21, 2008, Ferguson was married for the third time, to Megan Wallace Cunningham, an art dealer.