PLS, how to display first cell in DataGridView using VB.NET in msgbox

Private Sub DataGridView1_CellClick(ByVal sender As System.Object, _
                                    ByVal e As DataGridViewCellEventArgs) _
                                    Handles DataGridView1.CellClick
    MsgBox(DataGridView1.Rows(e.RowIndex).Cells(e.ColumnIndex).Value)
End Sub