The High Country Humane Animal Shelter in Flagstaff, Ariz., announced they would be honoring late Sister Wives star and beloved cat-lover Garrison Brown in a lengthy message shared to Instagram on Wednesday, March 13. Janelle and Kody Brown’s 25-year-old son, Garrison, was confirmed dead on Tuesday, March 5. His cause of death was a self-inflicted gunshot wound. Prior to his tragic passing, the former National Guard member was a passionate cat dad and rescued three kitties from local shelters — Catthew, Patches O’Houlihan and 9-year-old Ms. Buttons. “Today, we remember and celebrate the life o…