Excel 2003 - Link a chart title or text box to a worksheet cell Click below to play the show Adobe Flash        Linking a chart title or text box to a worksheet cell. Click the title or text box to be linked. In the formula bar, type an equal sign. Click the worksheet cell that contains the data or text to be shown in the chart. Press the Enter key on the keyboard. The text box is now linked to the worksheet. If you have any problems playing a show, you may need the Adobe Flash Player.