Martha Stewart buried her cat Princess Peony over the weekend. According to Stewart, the ill-fated feline was in the wrong place at the wrong time. “Burying the beautiful and unusual Princess Peony,” Stewart wrote on Instagram. “The four dogs mistook her for an interloper and killed her defenseless little self.” That caption was accompanied by a photo of three men digging a small grave. Stewart, 80, lives in Bedford, New York. According to her website, Stewart adopted Princess Peony and her sister Empress Tang in September 2009. Patch reports that Stewart’s pets include a pair of French bulldo…