American Idol Carrie Underwood and Mike Fisher celebrate six-year wedding anniversary 07/12/2016 Carrie Underwood and Mike Fisher celebrated their six-year anniversary on Sunday. Read More RELATED NEWS Carrie Underwood says post-'American Idol' body shaming led to strict dietCarrie Underwood praises husband Mike Fisher on anniversaryCarrie Underwood to host 2019 CMA Awards without Brad Paisley TAGS: American Idol Carrie Underwood Mike Fisher Entertainment Tonight