diff --git a/src/piechart/qpieseries.cpp b/src/piechart/qpieseries.cpp
index c47cc58..c9c2ea7 100644
--- a/src/piechart/qpieseries.cpp
+++ b/src/piechart/qpieseries.cpp
@@ -280,7 +280,7 @@ QPieSeries& QPieSeries::operator << (QPieSlice* slice)
 
 
 /*!
-    Adds a single slice to the series with give \a value and \a name.
+    Appends a single slice to the series with give \a value and \a name.
     Slice ownership is passed to the series.
 */
 QPieSlice* QPieSeries::append(qreal value, QString name)
@@ -290,12 +290,16 @@ QPieSlice* QPieSeries::append(qreal value, QString name)
     return slice;
 }
 
-void QPieSeries::insert(int i, QPieSlice* slice)
+/*!
+    Inserts a single \a slice to the series before the slice at \a index position.
+    Slice ownership is passed to the series.
+*/
+void QPieSeries::insert(int index, QPieSlice* slice)
 {
     Q_D(QPieSeries);
-    Q_ASSERT(i <= d->m_slices.count());
+    Q_ASSERT(index <= d->m_slices.count());
     slice->setParent(this);
-    d->m_slices.insert(i, slice);
+    d->m_slices.insert(index, slice);
 
     d->updateDerivativeData();
 
@@ -571,9 +575,9 @@ qreal QPieSeries::total() const
 }
 
 /*!
-    \fn void QPieSeries::clicked(QPieSlice* slice)
+    \fn void QPieSeries::clicked(QPieSlice* slice, Qt::MouseButtons buttons)
 
-    This signal is emitted when a \a slice has been clicked.
+    This signal is emitted when a \a slice has been clicked with mouse \a buttons.
 
     \sa QPieSlice::clicked()
 */
@@ -594,8 +598,37 @@ qreal QPieSeries::total() const
     \sa QPieSlice::hoverLeave()
 */
 
+/*!
+    \fn void QPieSeries::added(QList<QPieSlice*> slices)
+
+    This signal is emitted when \a slices has been added to the series.
+
+    \sa append(), insert()
+*/
+
+/*!
+    \fn void QPieSeries::removed(QList<QPieSlice*> slices)
+
+    This signal is emitted when \a slices has been removed from the series.
+
+    \sa remove(), clear()
+*/
+
+/*!
+    \fn void QPieSeries::piePositionChanged()
+
+    This signal is emitted when pie position has changed.
+
+    \sa setPiePosition(), pieVerticalPosition(), pieHorizontalPosition()
+*/
+
+/*!
+    \fn void QPieSeries::pieSizeChanged()
 
+    This signal is emitted when pie size has changed.
 
+    \sa pieSize(), setPieSize()
+*/
 
 bool QPieSeries::setModel(QAbstractItemModel* model)
 {
diff --git a/src/piechart/qpieseries.h b/src/piechart/qpieseries.h
index f0b7eda..7a145b8 100644
--- a/src/piechart/qpieseries.h
+++ b/src/piechart/qpieseries.h
@@ -43,7 +43,7 @@ public:
     // slice setters
     void append(QPieSlice* slice);
     void append(QList<QPieSlice*> slices);
-    void insert(int i, QPieSlice* slice);
+    void insert(int index, QPieSlice* slice);
     void replace(QList<QPieSlice*> slices);
     void remove(QPieSlice* slice);
     void clear();
diff --git a/src/piechart/qpieslice.cpp b/src/piechart/qpieslice.cpp
index ef21b4c..456ef25 100644
--- a/src/piechart/qpieslice.cpp
+++ b/src/piechart/qpieslice.cpp
@@ -183,7 +183,7 @@ qreal QPieSlice::endAngle() const
 
 /*!
     Returns the pen used to draw this slice.
-    \sa setSlicePen()
+    \sa setPen()
 */
 QPen QPieSlice::pen() const
 {
@@ -193,7 +193,7 @@ QPen QPieSlice::pen() const
 
 /*!
     Returns the brush used to draw this slice.
-    \sa setSliceBrush()
+    \sa setBrush()
 */
 QBrush QPieSlice::brush() const
 {
@@ -203,7 +203,7 @@ QBrush QPieSlice::brush() const
 
 /*!
     Returns the pen used to draw the label in this slice.
-    \sa setLabelArmPen()
+    \sa setLabelPen()
 */
 QPen QPieSlice::labelPen() const
 {
@@ -239,7 +239,7 @@ qreal QPieSlice::labelArmLengthFactor() const
 }
 
 /*!
-    \fn void QPieSlice::clicked()
+    \fn void QPieSlice::clicked(Qt::MouseButtons buttons)
 
     This signal is emitted when user has clicked the slice.
 
@@ -350,7 +350,7 @@ void QPieSlice::setExplodeDistanceFactor(qreal factor)
 /*!
     Sets the \a pen used to draw this slice.
     Note that applying a theme will override this.
-    \sa slicePen()
+    \sa pen()
 */
 void QPieSlice::setPen(const QPen &pen)
 {
@@ -365,7 +365,7 @@ void QPieSlice::setPen(const QPen &pen)
 /*!
     Sets the \a brush used to draw this slice.
     Note that applying a theme will override this.
-    \sa sliceBrush()
+    \sa brush()
 */
 void QPieSlice::setBrush(const QBrush &brush)
 {
@@ -380,7 +380,7 @@ void QPieSlice::setBrush(const QBrush &brush)
 /*!
     Sets the \a pen used to draw the label in this slice.
     Note that applying a theme will override this.
-    \sa labelArmPen()
+    \sa labelPen()
 */
 void QPieSlice::setLabelPen(const QPen &pen)
 {
diff --git a/src/qseries.cpp b/src/qseries.cpp
index 6a466bd..2d37690 100644
--- a/src/qseries.cpp
+++ b/src/qseries.cpp
@@ -73,7 +73,7 @@
 
     The name of a series is shown in the legend for QXYSeries.
     \sa QChart::setTitle()
-    \sa QPieSlice::setName()
+    \sa QPieSlice::setLabel()
     \sa QBarSet::setName()
 */