fixed volume, added cena

bot.js

@@ -339,19 +339,22 @@ client.on('message', message => {
                 playQueue = [];
                 break;
             case 'airhorn':
-                setupVoice('voice/mlg-airhorn.mp3', 0.35, message.member.voiceChannel); 
+                setupVoice('voice/mlg-airhorn.mp3', 0.4, message.member.voiceChannel); 
                 break;
             case 'quiethorn':
-                setupVoice('voice/mlg-airhorn.mp3', 0.05, message.member.voiceChannel); 
+                setupVoice('voice/mlg-airhorn.mp3', 0.03, message.member.voiceChannel); 
                 break;
             case 'weed':
-                setupVoice('voice/smoke-weed.mp3', 0.35, message.member.voiceChannel); 
+                setupVoice('voice/smoke-weed.mp3', 0.2, message.member.voiceChannel); 
                 break;
             case 'damnson':
                 setupVoice('voice/damnson.mp3', 0.35, message.member.voiceChannel); 
                 break;
             case 'wombo':
-                setupVoice('voice/wombocombo.mp3', 0.20, message.member.voiceChannel); 
+                setupVoice('voice/wombocombo.mp3', 0.06, message.member.voiceChannel); 
+                break;
+            case 'cena':
+                setupVoice('voice/cena.mp3', 0.10, message.member.voiceChannel); 
                 break;
         }