Update descriptions and add halloween quiz

Author: qPalee

_collections/_events/bbq.md

@@ -4,11 +4,8 @@ image: /assets/images/bbq.jpg
 order: 1
 ---
 
-At the end of each semester we have our Christmas Meal, and the Summer BBQ!
-These are typically our final event of each semester so it's always nice to come
-together for one last time as a CS community.
+At the end of each year after exams we have our annual BBQ which is a nice way to come together for one last time as a CS community before summer.
 
-The Christmas Meal usually takes place in a local pub with orders taken beforehand.
-The BBQ is more relaxed, we encourage everybody to bring their own food / booze,
+Its a nice relaxed event where we encourage everybody to bring their own food / booze,
 and we also run a charity raffle to give away some of the random stuff we've 
 acquired throughout the years!

_collections/_events/birmingHack.md

@@ -4,4 +4,6 @@ image: /assets/images/birmingHack.jpg
 order: 2
 ---
 
-birmingHack is cool!
+birmingHack is our annual hackathon we run in the second semester where teams have 24 hours to create something cool, interesting and fun and win prizes!
+
+There is also other challenges going on throughtout the event such as cup stackng, a chess tournament, movie watchalong and more.

_collections/_events/christmas-meal.md

@@ -4,11 +4,6 @@ image: /assets/images/xmas-meal.jpg
 order: 3
 ---
 
-At the end of each semester we have our Christmas Meal, and the Summer BBQ!
-These are typically our final event of each semester so it's always nice to come
-together for one last time as a CS community.
+At the end of the first semester we have our Christmas Meal which is usually the last event we run before the winter break and is a nice way to have a final get together before Christmas.
 
-The Christmas Meal usually takes place in a local pub with orders taken beforehand.
-The BBQ is more relaxed, we encourage everybody to bring their own food / booze,
-and we also run a charity raffle to give away some of the random stuff we've 
-acquired throughout the years!
+It usually takes place in a local pub with orders taken beforehand, and food delivered to the table while you relax and chat with friends.

_collections/_events/halloween-quiz.md

@@ -0,0 +1,9 @@
+---
+title: Halloween Quiz
+image: /assets/images/halloween-quiz.jpg
+order: 9
+---
+
+The Halloween Quiz is our big yearly quiz where we encourage everyone to dress up in fancy dress and compete to win fun prizes.
+
+Pizza and alcohol is provided to help participants do as well as they can to win, with there also being a prize for the best dressed person on the day as well as the winners of the quiz.

_collections/_events/sloLAN.md

@@ -64,7 +64,7 @@ <h2>{{ event.title }}</h2>
 
 <div class="page-footer">
   <p>
-    We also run many other events, such as our <b>Hallowe'en quiz</b>, 
+    We also run many other events, such as <b>sloLAN</b>, 
     <b>bouldering</b>, <b>competitions</b>, <b>mixers</b>, and <b>various collabs with other societies</b> 
     to name a few. Plus, we're always trying out new events and working on suggestions, so please see 
     our <a href="/calendar">calendar</a> for the latest from CSS!