Not only are Black Friday sales less than they’re cracked up to be, the day-after-Thanksgiving national shop-a-thon is getting dangerous.

Starting late on Thursday night, Anonymous-linked Twitter account @YourAnonNews began encouraging Twitter users to document fights seen outside retailers open for for the holiday using the hashtag #WalmartFights. The hashtag began to trend nationally around 11 pm EST, as scuffles around the country were Tweeted, Instagrammed, and Vined.

America Finds a New Thanksgiving Tradition in #WalmartFights – Businessweek