umblr is one of the most popular content sharing websites, where the use of keyword tags that enhance the searchability and visibility of posts is prominent. However, this resource has been creatively exploited by some users beyond its folksonomic use: Since Tumblr does not have a separate comment section for posts, the tag section may also be used for tags with discourse functions such as expressing an opinion, a reaction, or including asides. This article explores the practice of including comments in tags, taking into account the specific technological features of Tumblr’s tagging system, as well as the role of the communities within the website.