Possible Clues:

• How hte Sun reported the sinking of the Belgrano in 1982
• Entry by Catholic in royal almanac fooled you
• Copyright within 'dark' music beginning to appear, I understand
• "Caught red-handed!"
• “Ah, I understand”
• Been given tea? You’ve been tricked!
• 'April Fools!'
• "Roger that"
• "Caught you!"
• Tea provided after game time? Could be a trick