diff --git a/README.md b/README.md
index bbd8194..eec0786 100644
--- a/README.md
+++ b/README.md
@@ -44,14 +44,14 @@ Missing features
 - [x] Command aliases
 - [ ] Question aliases
 - [x] Sleep
-- [ ] Various macros:
-    - [ ] asks someone to stop doing something
-    - [ ] king of
-    - [ ] appreciation
-    - [ ] detector
-    - [ ] "???"
+- [x] Various macros:
+    - [x] asks someone to stop doing something
+    - [x] king of
+    - [x] appreciation
+    - [x] detector
+    - [x] "???"
 - [ ] Simple word mappings for fun
-- [ ] Lyrics
+- ~~[ ] Lyrics~~
 - [ ] Phonétique
 - [ ] Greet other people joining
 - [ ] Mourn other people parting
diff --git a/config.json.example b/config.json.example
index 53adc76..e12a6e9 100644
--- a/config.json.example
+++ b/config.json.example
@@ -20,7 +20,8 @@
         "sleep": {
           "awake": true
         }
-      }
+      },
+      "question_mark": "?"
     },
     "compliments": {
       "sentences": ["you're breathtaking"],
@@ -42,6 +43,20 @@
       "commands": ["journée mondiale"],
       "url": "https://www.journee-mondiale.com/"
     },
+    "miscreactions": {
+      "reactions": [
+        "stop", "king", "mmm", "ooo", "detector", "question_marks",
+        "repeat_letters"
+      ],
+      "rate": 0,
+      "stop_message": "This was your last {subject}...",
+      "king_message": "{king} is the king of {subject}.",
+      "kings": ["*<B^)"],
+      "detector_message": "/me grabs its {subject} detector",
+      "detector_process": "...",
+      "detector_pos": "OK go on...",
+      "detector_neg": "Halt!"
+    },
     "mood": {
       "commands": ["calm down"],
       "questions": ["how are you?"],
diff --git a/edmond/plugin.py b/edmond/plugin.py
index baf0f71..c36b30d 100644
--- a/edmond/plugin.py
+++ b/edmond/plugin.py
@@ -24,10 +24,15 @@ class Plugin:
     on_welcome callback which is called after connecting to a server, and can
     disable itself by setting its own `is_ready` flag to false.
 
+    A plugin can access its config once the base `__init__` has been called. The
+    configuration is valid only is `is_ready` is True, else accessing its
+    content is undefined behaviour.
+
     Plugins can have priorities and calling their callbacks will respect it.
     For now these levels are used:
     - 0: default
     - -3: low, misc parsing of messages, answer to various messages
+    - -10: lowest, e.g. for random reactions usually with a very low rate
     """
 
     REQUIRED_CONFIGS = []
diff --git a/edmond/plugins/misc_reactions.py b/edmond/plugins/misc_reactions.py
new file mode 100644
index 0000000..383d6d5
--- /dev/null
+++ b/edmond/plugins/misc_reactions.py
@@ -0,0 +1,121 @@
+import random
+
+from edmond.plugin import Plugin
+from edmond.utils import proc
+
+
+class MiscReactionsPlugin(Plugin):
+    """This plugin implements various reactions to the last message posted.
+
+    Enable reactions you want by setting the IDs from REACTIONS in the reactions
+    field on the plugin configuration. As all reactions are optional,
+    configurations for each reactions are optional as well and can be safely
+    removed from the configuration (as usual except fields in REQUIRED_CONFIGS).
+    """
+
+    REQUIRED_CONFIGS = ["reactions", "rate"]
+
+    REACTIONS = set([
+        "sentence",
+        "stop",
+        "king",
+        "mmm",
+        "ooo",
+        "detector",
+        "repeat_letters",
+    ])
+
+    def __init__(self, bot):
+        super().__init__(bot)
+        self.priority = -10
+        self.reactions = self.get_reactions()
+
+    def get_reactions(self):
+        """Get configured reactions in a dict mapping names to methods."""
+        reactions = {}
+        available_reactions = self.REACTIONS & set(self.config["reactions"])
+        for reaction in available_reactions:
+            reactions[reaction] = getattr(self, f"react_with_{reaction}")
+        return reactions
+
+    def on_pubmsg(self, event):
+        if proc(self.config["rate"]):
+            method = random.choice(list(self.reactions.values()))
+            method(event)
+
+    def react_with_sentence(self, event):
+        """React with a random sentence from config list."""
+        sentences = self.config.get("sentences")
+        if not sentences:
+            return
+        self.bot.say(event.target, random.choice(sentences))
+
+    def react_with_stop(self, event):
+        """Threaten someone that it did its last... (insert last word here)."""
+        stop_message = self.config.get("stop_message")
+        if not stop_message:
+            return
+        words = event.arguments[0].split()
+        if len(words) == 0:
+            return
+        self.bot.say(event.target, stop_message.format(subject=words[-1]))
+
+    def react_with_king(self, event):
+        """Tell the world that some emoji is the king of the last word."""
+        king_message = self.config.get("king_message")
+        if not king_message:
+            return
+        kings = self.config.get("kings")
+        if not kings or len(kings) == 0:
+            return
+        words = event.arguments[0].split()
+        if len(words) == 0:
+            return
+        king = random.choice(kings)
+        reply = king_message.format(king=king, subject=words[-1])
+        self.bot.say(event.target, reply)
+
+    def react_with_mmm(self, event):
+        """Say a mixed (mm) Skype emote."""
+        num_chars = random.randint(1, 8)
+        mmm = ""
+        for _ in range(num_chars):
+            mmm += random.choice("(mmm)")
+        self.bot.say(event.target, mmm)
+
+    def react_with_ooo(self, event):
+        """Just yell some Os."""
+        self.bot.say(event.target, "O" * random.randint(1, 10))
+
+    def react_with_detector(self, event):
+        """Get the last word detector and react to it."""
+        words = event.arguments[0].split()
+        if len(words) == 0:
+            return
+        detector_message = self.config.get("detector_message")
+        detector_process = self.config.get("detector_process")
+        detector_pos = self.config.get("detector_pos")
+        detector_neg = self.config.get("detector_neg")
+        if any(
+            s is None
+            for s in (detector_message, detector_process, detector_pos,
+                      detector_neg)
+        ):
+            return
+        self.bot.say(event.target, detector_message.format(subject=words[-1]))
+        self.bot.say(event.target, detector_process)
+        if proc(50):
+            self.bot.say(event.target, detector_pos)
+        else:
+            self.bot.say(event.target, detector_neg)
+
+    def react_with_repeat_letters(self, event):
+        """Make sure you understood the biggest word in a stupid way."""
+        words = event.arguments[0].split()
+        if len(words) == 0:
+            return
+        biggest_word = sorted(words, key=lambda w: len(w))[-1]
+        word = biggest_word[:2] + biggest_word
+        question_mark = self.config["question_mark"]
+        reply = f"{word}{question_mark}"
+        self.bot.say(event.target, reply)