diff --git a/tests/unit/tooltip/tooltip_methods.js b/tests/unit/tooltip/tooltip_methods.js
index 8d1b1bd5b7d..beb72e8fbef 100644
--- a/tests/unit/tooltip/tooltip_methods.js
+++ b/tests/unit/tooltip/tooltip_methods.js
@@ -109,32 +109,51 @@ test( "preserve changes to title attributes on close and destroy", function() {
 		original = "original title text",
 		tests = [];
 
-	// 1. Changes to title attribute are preserved on close()
-	tests[ 0 ] = { title: changed, expected: changed, method: "close" };
-	// 2. Changes to title attribute are preserved on destroy()
-	tests[ 1 ] = { title: changed, expected: changed , method: "destroy" };
-	// 3. Changes to title attribute are NOT preserved when set to empty string on close()
-	tests[ 2 ] = { title: "", expected: original, method: "close" };
-	// 4. Changes to title attribute are NOT preserved when set to empty string on destroy()
-	tests[ 3 ] = { title: "", expected: original, method: "destroy" };
-	// 5. Changes to title attribute NOT preserved when attribute has been removed on close()
-	tests[ 4 ] = { expected: original, method: "close" };
-	// 6. Changes to title attribute NOT preserved when attribute has been removed on destroy()
-	tests[ 5 ] = { expected: original, method: "destroy" };
+	tests[ 0 ] = {
+		name: "Changes to title attribute are preserved on close()",
+		title: changed,
+		expected: changed,
+		method: "close"
+	};
+	tests[ 1 ] = {
+		name: "Changes to title attribute are preserved on destroy()",
+		title: changed,
+		expected: changed,
+		method: "destroy"
+	};
+	tests[ 2 ] = {
+		name: "Changes to title attribute are NOT preserved when set to empty string on close()",
+		title: "",
+		expected: original,
+		method: "close"
+	};
+	tests[ 3 ] = {
+		name: "Changes to title attribute are NOT preserved when set to empty string on destroy()",
+		title: "",
+		expected: original,
+		method: "destroy" };
+	tests[ 4 ] = {
+		name: "Changes to title attribute are preserved when attribute has been removed on close()",
+		expected: undefined,
+		method: "close"
+	};
+	tests[ 5 ] = {
+		name: "Changes to title attribute are preserved when attribute has been removed on destroy()",
+		expected: undefined,
+		method: "destroy"
+	};
 
 	$.each( tests, function( index, test ) {
-		
 		element.attr( "title", original ).tooltip()
 			.tooltip( "open", $.Event( "mouseover", { target: element[ 0 ] } ) );
-		if ( test.title ) {
+		if ( test.title !== undefined) {
 			element.attr( "title", test.title );
-		} else {
+		} else{
 			element.removeAttr( "title" );
 		}
 		element.tooltip( test.method );
-		equal( $( "#tooltipped1" ).attr( "title" ), test.expected );
-		
-	} );
+		equal( $( "#tooltipped1" ).attr( "title" ), test.expected, test.name );
+	});
 });
 
 }( jQuery ) );
diff --git a/ui/tooltip.js b/ui/tooltip.js
index 52be04dcb91..836ed6067b8 100644
--- a/ui/tooltip.js
+++ b/ui/tooltip.js
@@ -249,16 +249,8 @@ return $.widget( "ui.tooltip", {
 		// if we have a title, clear it to prevent the native tooltip
 		// we have to check first to avoid defining a title if none exists
 		// (we don't want to cause an element to start matching [title])
-		//
-		// We use removeAttr only for key events, to allow IE to export the correct
-		// accessible attributes. For mouse events, set to empty string to avoid
-		// native tooltip showing up (happens only when removing inside mouseover).
 		if ( target.is( "[title]" ) ) {
-			if ( event && event.type === "mouseover" ) {
-				target.attr( "title", "" );
-			} else {
-				target.removeAttr( "title" );
-			}
+			target.attr( "title", "" );
 		}
 
 		tooltip = this._tooltip( target );
@@ -356,7 +348,7 @@ return $.widget( "ui.tooltip", {
 
 		// only set title if we had one before (see comment in _open())
 		// If the title attribute has changed since open(), don't restore
-		if ( target.data( "ui-tooltip-title" ) && !target.attr( "title" ) ) {
+		if ( target.data( "ui-tooltip-title" ) && target.attr( "title" ) === "" ) {
 			target.attr( "title", target.data( "ui-tooltip-title" ) );
 		}
 
@@ -431,7 +423,7 @@ return $.widget( "ui.tooltip", {
 			// Restore the title
 			if ( element.data( "ui-tooltip-title" ) ) {
 				// If the title attribute has changed since open(), don't restore
-				if ( !element.attr( "title" ) ) {
+				if ( element.attr( "title" ) === "" ) {
 					element.attr( "title", element.data( "ui-tooltip-title" ) );
 				}
 				element.removeData( "ui-tooltip-title" );