Dynamic Labels

private void ImageBox_DragDrop(object sender, DragEventArgs e)
        {
            Graphics g = ImageBox.CreateGraphics();
            g.DrawImage((Image)e.Data.GetData(DataFormats.Bitmap),
                new Point(e.X - this.Left, e.Y - this.Top - 150));
            Point p2 = PointToClient(Cursor.Position);
            Label buttlbl_0 = new Label();
            buttlbl_0.Location = new Point(p2.X, p2.Y);
            buttlbl_0.Size = new System.Drawing.Size(37, 37);
            buttlbl_0.BackColor = System.Drawing.Color.DarkGray;
            this.Controls.Add(buttlbl_0);
            buttlbl_0.BringToFront();
            ImageBox.Invalidate();
        }    
    }