Complex sentence: Bob calls Ed Harrison (Johnny Grant), an old army buddy, now a successful variety show host, to arrange a televised invitation to all the men formerly under the command of the General to come to the inn on Christmas Eve as a surprise.
Split into simpler sentences: Bob calls Ed Harrison (Johnny Grant), an old army buddy, now the host of a successful variety show. Bob tells Ed that he wants to make a televised pitch to all the men formerly under the command of the General, asking them to come to the inn on Christmas Eve as a surprise.