A month after Mark Zuckerberg announced Facebook's plans to roll out some sort of "dislike" button, the company is now testing the feature with users in Ireland and Spain. Called "reactions," the feature introduces six cartoon emoji you can use in responding to friends' posts: love, haha, yay, wow, sad, and angry. To use the feature, you long-press the like button until the six reactions pop up, and you choose one from there. Posts now show reaction counts alongside the number of comments — 10 likes, four wows, two hahas, and so on.