<page_title> National Football League Christmas games </page_title> <section_title> Regular season </section_title> <table> <cell> 1993 <col_header> Season </col_header> </cell> <cell> Houston Oilers <col_header> Visiting Team </col_header> </cell> <cell> San Francisco 49ers <col_header> Home Team </col_header> </cell> <cell> NBC <col_header> TV </col_header> </cell> </table>
In 1993, NBC aired a Christmas game, when the Houston Oilers visited the San Francisco 49ers.