diff --git a/src/database/mongo.js b/src/database/mongo.js
index a9e17b8e02..d5b18b85dd 100644
--- a/src/database/mongo.js
+++ b/src/database/mongo.js
@@ -86,7 +86,7 @@
 	// key
 
 	module.exists = function(key, callback) {
-		db.collection('objects').findOne({_key:key}, function(err, item) {
+		db.collection('objects').findOne({$or:[{_key:key}, {setName:key}]}, function(err, item) {
 			callback(err, item !== undefined && item !== null);
 		});
 	}
@@ -176,9 +176,27 @@
 	}
 
 	module.getObjects = function(keys, callback) {
-		db.collection('objects').find({_key:{$in:keys}}, {_id:0, _key:0}).toArray(function(err, data) {
+		db.collection('objects').find({_key:{$in:keys}}, {_id:0}).toArray(function(err, data) {
+
+			if(err) {
+				return callback(err);
+			}
+
+			var returnData = [],
+				resultIndex = 0;
+
+			for(var i=0; i<keys.length; ++i) {
+
+				if(data && resultIndex < data.length && keys[i] === data[resultIndex]._key) {
+					delete data[resultIndex]._key;
+					returnData.push(data[resultIndex]);
+					++resultIndex;
+				} else {
+					returnData.push(null);
+				}
+			}
 
-			callback(err, data);
+			callback(err, returnData);
 		});
 	}
 
@@ -207,15 +225,12 @@
 
 			if(item === null) {
 				item = {};
-				for(var i=0; i<fields.length; ++i) {
+			}
+
+			for(var i=0; i<fields.length; ++i) {
+				if(item[fields[i]] === null || item[fields[i]] === undefined) {
 					item[fields[i]] = null;
 				}
-			} else {
-				for(var i=0; i<fields.length; ++i) {
-					if(item[fields[i]] === null || item[fields[i]] === undefined) {
-						item[fields[i]] = null;
-					}
-				}
 			}
 
 			removeHiddenFields(item);
@@ -246,8 +261,7 @@
 			if(err) {
 				return callback(err);
 			}
-
-			callback(err, item && item[field]!== undefined && item[field] !== null);
+			callback(err, !!item && item[field] !== undefined && item[field] !== null);
 		});
 	}
 
@@ -310,7 +324,13 @@
 
 	module.isMemberOfSets = function(sets, value, callback) {
 		function iterator(set, next) {
-			module.isSetMember(set, value, next);
+			module.isSetMember(set, value, function(err, result) {
+				if(err) {
+					return next(err);
+				}
+
+				next(null, result?1:0);
+			});
 		}
 
 		async.map(sets, iterator, function(err, result) {
@@ -477,11 +497,39 @@
 	}
 
 	module.sortedSetScore = function(key, value, callback) {
-		throw new Error('not-implemented');
+		db.collection('objects').findOne({setName:key, value: value}, {fields:{score:1}}, function(err, result) {
+			if(err) {
+				return callback(err);
+			}
+			if(result) {
+				return callback(null, result.score);
+			}
+
+			callback(err, null);
+		});
 	}
 
 	module.sortedSetsScore = function(keys, value, callback) {
-		throw new Error('not-implemented');
+		db.collection('objects').find({setName:{$in:keys}, value: value}).toArray(function(err, result) {
+			if(err) {
+				return callback(err);
+			}
+
+			var returnData = [],
+				resultIndex = 0;
+
+			for(var i=0; i<keys.length; ++i) {
+
+				if(result && resultIndex < result.length && keys[i] === result[resultIndex].setName) {
+					returnData.push(result[resultIndex].score);
+					++resultIndex;
+				} else {
+					returnData.push(null);
+				}
+			}
+
+			callback(null, returnData);
+		});
 	}
 
 	// lists
diff --git a/src/database/redis.js b/src/database/redis.js
index b2a17845ce..9bc329d85f 100644
--- a/src/database/redis.js
+++ b/src/database/redis.js
@@ -318,7 +318,7 @@
 	module.sortedSetsScore = function(keys, value, callback) {
 		var	multi = redisClient.multi();
 
-		for(x=0; x<keys.length; ++x) {
+		for(var x=0; x<keys.length; ++x) {
 			multi.zscore(keys[x], value);
 		}
 
diff --git a/src/routes/debug.js b/src/routes/debug.js
index 5228ed4339..a7a3033b54 100644
--- a/src/routes/debug.js
+++ b/src/routes/debug.js
@@ -92,8 +92,14 @@ var	DebugRoute = function(app) {
 		});
 
 		app.get('/mongo', function(req, res) {
+			var dbtype = 'mongo';
+			if(req.query.db) {
+				dbtype = req.query.db;
+			}
+
+			var db = require('./../database/' + dbtype);
+
 
-			var db = require('./../database');
 			var objectKey = 'testing4';
 
 			function createUser(callback) {
@@ -208,6 +214,20 @@ var	DebugRoute = function(app) {
 				});
 			}
 
+			function sortedSetScore(callback) {
+				db.sortedSetScore('users:joindate', 1, function(err, data) {
+					console.log('sortedSetScore return', data);
+					callback(err, {'sortedSetScore': data});
+				});
+			}
+
+			function sortedSetsScore(callback) {
+				db.sortedSetsScore(['users:joindate', 'users:derp', 'users:postcount'], 1, function(err, data) {
+					console.log('sortedSetsScore return', data);
+					callback(err, {'sortedSetsScore': data});
+				});
+			}
+
 			function listAppend(callback) {
 				db.listAppend('myList5', 5, function(err, data) {
 					console.log('listAppend return', data);
@@ -345,7 +365,9 @@ var	DebugRoute = function(app) {
 				getSortedSetRange,
 				//sortedSetRemove,
 				getSortedSetRange,
-				sortedSetCount
+				sortedSetCount,
+				sortedSetScore,
+				sortedSetsScore
 			];
 
 			var listTasks = [
@@ -385,10 +407,9 @@ var	DebugRoute = function(app) {
 
 			var miscTests = [
 				function(next) {
-					db.isObjectField('email:uid', 'barisusakli@gmail.com', function(err, exists) {
-						console.log(err, exists);
-						next(err, exists);
-					});
+					db.sortedSetScore('users:joindate', 1, function(err, result) {
+						next(err, result);
+					})
 				}
 			];
 
diff --git a/src/topics.js b/src/topics.js
index 93af6cda31..df33bd8381 100644
--- a/src/topics.js
+++ b/src/topics.js
@@ -315,7 +315,7 @@ var async = require('async'),
 		}
 
 		async.whilst(continueCondition, function(callback) {
-			RDB.zrevrange('topics:recent', start, stop, function(err, tids) {
+			db.getSortedSetRevRange('topics:recent', start, stop, function(err, tids) {
 				if (err) {
 					return callback(err);
 				}