It was the largest owner of radio stations in Canada until 2007, when Astral Media acquired Standard Radio from Standard Broadcasting (now Slaight Communications).
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However, after a year as a Triple-A, KZZO began evolving to Hot Adult Contemporary, later moving to Modern Adult Contemporary (after the shift of KGBY to Hot Adult Contemporary in 2007) where it would remain in that direction until June 22, 2010, when it shifted to a broader Adult Top 40 direction and adopted the "Now" approach.