(vb.net) DataGridView 머리말 변경

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

        DataGridView1.ColumnCount = 3

        DataGridView1.ColumnHeadersDefaultCellStyle.BackColor = Color.Navy

        DataGridView1.ColumnHeadersDefaultCellStyle.ForeColor = Color.White

        DataGridView1.ColumnHeadersDefaultCellStyle.Font = New Font(DataGridView1.Font, FontStyle.Bold)

        DataGridView1.Name = "제품목록"

        DataGridView1.Location = New Point(8, 8)

        DataGridView1.Size = New Size(500, 250)

        'DataGridView1.AutoSizeRowsMode = DataGridView1.AutoSizeRowsMode.DisplayedCellsExceptHeader()

        DataGridView1.ColumnHeadersBorderStyle = DataGridViewHeaderBorderStyle.Single

        DataGridView1.CellBorderStyle = DataGridViewCellBorderStyle.Single

        DataGridView1.GridColor = Color.Black

        DataGridView1.RowHeadersVisible = False

        'DataGridView1.Columns(0).HeaderText = "코드"

        'DataGridView1.Columns(1).HeaderText = "제품명"

        'DataGridView1.Columns(2).HeaderText = "가격"

        DataGridView1.Columns(0).Name = "코드"

        DataGridView1.Columns(1).Name = "제품명"

        DataGridView1.Columns(2).Name = "가격"

        DataGridView1.Columns(2).DefaultCellStyle.Font = New Font(Me.DataGridView1.DefaultCellStyle.Font, FontStyle.Italic)

        DataGridView1.SelectionMode = DataGridViewSelectionMode.FullRowSelect

        DataGridView1.MultiSelect = False

        DataGridView1.Dock = DockStyle.Fill

    End Sub