While at college La Croix was part of The Four Winds vocal quartet with fellow student Gordon Lightfoot.
[1] He was a founding member of the folk band The Colonials, with Denny Doherty and Richard Byrne.
[2] Guitarist Zal Yanovsky was hired to accompany the group for the "Hootenanny USA" tour in late 1963, which included a performance at Carnegie Hall.
[4][5] This group recorded two LP albums for Epic records in New York and performed on several national TV show in Canada and the US, including Sing Along With Mitch and The Merv Griffin Show.
[6] In 1965, LaCroix began his commercial photographic career,[7] and musically returned to his first love, singing Jazz.