<phone:PhoneApplicationPage 
    xmlns:Primitives="clr-namespace:Microsoft.Phone.Controls.Primitives;assembly=Microsoft.Phone.Controls.Toolkit" xmlns:ViewModels="clr-namespace:Sleepy.ViewModels" 
    >  
 <Grid x:Name="LayoutRoot" Background="Black">      
        <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
            <Primitives:LoopingSelector ItemSize="480,128" x:Name="loop" DataContext="{StaticResource librarySelectorSource}" ItemTemplate="{StaticResource NumberTemplate}">
                <Primitives:LoopingSelector.DataSource>
                    <ViewModels:SongLibrarySelectorSource/>
                </Primitives:LoopingSelector.DataSource>
                        <Primitives:LoopingSelector.ItemTemplate>
                            <DataTemplate>
                                <StackPanel>
                                    <TextBlock Text="{Binding Name}"></TextBlock>
                                </StackPanel>
                            </DataTemplate>
                        </Primitives:LoopingSelector.ItemTemplate>
            </Primitives:LoopingSelector>
        </Grid>
    </Grid>
</phone:PhoneApplicationPage>