On April 6, 2006, she and Rex confirmed in an interview with the CTV entertainment program e Talk Daily that he and O'Neil had been dating since the third week of Canadian Idol. Although he has been criticized by some of the judges for his stiffness while on stage, a sports collision injury had caused him limited motion in both knees.Goudie missed a knee specialist appointment, in August 2005, due to his progress on Canadian Idol.
He is the second of four children born to former Canadian Prime Minister Brian Mulroney and Mila Pivnicki Mulroney, who is of Serbian descent.
Rex Goudie was born in Dawson Creek, British Columbia and moved back to his father's hometown of Burlington, Newfoundland and Labrador, Canada with his family when he was a year old. Goudie was studying mechanical engineering at Memorial University of Newfoundland as well as working as an auto mechanic part-time for his father's trucking company before Canadian Idol.
Goudie's musical talents began in Sunday school, where he was encouraged by his grandmother to sing.
Mulroney attended the Hotchkiss School and earned a Bachelor of Arts degree, with a major in history, from Duke University.
He subsequently earned a Bachelor of Laws degree from Université Laval.