|  | @@ -52,25 +52,25 @@ module.exports = {
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				|  |  |  	/**
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				|  |  |  	 * Gets a song by id from the cache or Mongo, and if it isn't in the cache yet, adds it the cache
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				|  |  |  	 *
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				|  |  | -	 * @param {String} songId - the id of the song we are trying to get
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				|  |  | +	 * @param {String} id - the id of the song we are trying to get
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				|  |  |  	 * @param {Function} cb - gets called once we're done initializing
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				|  |  |  	 */
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				|  |  | -	getSong: function(songId, cb) {
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				|  |  | +	getSong: function(id, cb) {
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				|  |  |  		async.waterfall([
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				|  |  |  
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				|  |  |  			(next) => {
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				|  |  | -				if (!mongoose.Types.ObjectId.isValid(songId)) return next('Id is not a valid ObjectId.');
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				|  |  | -				cache.hget('songs', songId, next);
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				|  |  | +				if (!mongoose.Types.ObjectId.isValid(id)) return next('Id is not a valid ObjectId.');
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				|  |  | +				cache.hget('songs', id, next);
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				|  |  |  			},
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				|  |  |  
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				|  |  |  			(song, next) => {
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				|  |  |  				if (song) return next(true, song);
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				|  |  | -				db.models.song.findOne({_id: songId}, next);
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				|  |  | +				db.models.song.findOne({_id: id}, next);
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				|  |  |  			},
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				|  |  |  
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				|  |  |  			(song, next) => {
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				|  |  |  				if (song) {
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				|  |  | -					cache.hset('songs', songId, song, next);
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				|  |  | +					cache.hset('songs', id, song, next);
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				|  |  |  				} else next('Song not found.');
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				|  |  |  			},
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				|  |  |  
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				|  | @@ -153,4 +153,4 @@ module.exports = {
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				|  |  |  			cb(null);
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				|  |  |  		});
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				|  |  |  	}
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				|  |  | -};
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				|  |  | +};
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