Show a label for a moment in C#

label1.Visible = true;
Thread.Sleep(500);
label1.Visible = false;

lblMsg.Text="Your Message";
for(int i=0;i<50000;i++);
lblMsg.Text="";

public class ParentingControl
{
    System.Windows.Forms.Label shortLivedLabel = new Label();
    System.Windows.Forms.Timer labelKiller = new Timer();

    override void OnLoad(object sender, EventArgs e)
    {
        shortLivedLabel.Location = new Point(Wherever you want it to be);
        shortLivedLabel.Size = new Size(Whatever size);
        shortLivedLabel.Text = "Whatever text there should be";

        labelKiller.Interval = How long you want it to exist.
        labelKiller.Tick += new EventHandler(labelKiller_Tick);

        this.Controls.Add(shortLivedLabel);
        labelKiller.Start();
    }


    private void labelKiller_Tick(object sender, EventArgs e)
    {
        labelKiller.Stop();
        this.Controls.Remove(shortLivedLabel);
    }
}