diff --git a/lib/configure-map.js b/lib/configure-map.js
index 74f1412..9579ae7 100644
--- a/lib/configure-map.js
+++ b/lib/configure-map.js
@@ -13,7 +13,7 @@ var customError      = require('es5-ext/error/custom')
   , on = ee.on, emit = ee.emit;
 
 module.exports = function (original, length, options) {
-	var cache = create(null), conf, memLength, get, set, del, clear, extDel, normalizer
+	var cache = create(null), conf, memLength, get, set, del, clear, extDel, extGet, extHas, normalizer
 	  , getListeners, setListeners, deleteListeners, memoized, resolve;
 	if (length !== false) memLength = length;
 	else if (isNaN(original.length)) memLength = 1;
@@ -135,10 +135,24 @@ module.exports = function (original, length, options) {
 			return conf.delete(arg);
 		};
 	}
+	extGet = function () {
+		var id, args = arguments;
+		if (resolve) args = resolve(args);
+		id = get(args);
+		return cache[id];
+	};
+	extHas = function () {
+		var id, args = arguments;
+		if (resolve) args = resolve(args);
+		id = get(args);
+		return conf.has(id);
+	};
 	defineProperties(memoized, {
 		__memoized__: d(true),
 		delete: d(extDel),
-		clear: d(conf.clear)
+		clear: d(conf.clear),
+		get: d(extGet),
+		has: d(extHas)
 	});
 	return conf;
 };
diff --git a/test/lib/configure-map.js b/test/lib/configure-map.js
index e13e61c..a8f7c88 100644
--- a/test/lib/configure-map.js
+++ b/test/lib/configure-map.js
@@ -25,6 +25,20 @@ module.exports = function () {
 			a(mfn(y, 'bar', 'zeta'), 'foobarzeta', "#3");
 			a(i, 2, "Called twice");
 		},
+		get: function (a) {
+			var fn = function (x) { return x; }, mfn;
+			mfn = memoize(fn);
+			a(mfn.get('foo'), undefined);
+			mfn('foo');
+			a(mfn.get('foo'), 'foo');
+		},
+		has: function (a){
+			var fn = function (x) { return x; }, mfn;
+			mfn = memoize(fn);
+			a(mfn.has('foo'), false);
+			mfn('foo');
+			a(mfn.has('foo'), true);
+		},
 		Circular: function (a) {
 			var i = 0, fn;
 			fn = memoize(function (x) {