Whodunit?

• Simon Donnelly is a grateful writer who dedicated his new book to Miss McGowan.
• Louise King hated Miss McGowan and saw her arguing with Mr. Green before hearing a scream.
• Saul Sheen had an argument with Miss McGowan about his father before the scream.
• Ivan Williams loaned Miss McGowan his handkerchief and saw her arguing with Mr. Sheen before the scream.
• Lily Simmons spoke to Miss McGowan briefly before she saw Mr. Green and had to leave.
• Edward Green, the headmaster, did not see Miss McGowan before the scream.
• Patricia Woods saw Miss McGowan upset and possibly crying before the scream.
• Miss McGowan was arguing with Mr. Green and Mr. Sheen before the scream.
• The scream occurred around 8 pm.
• The teachers were serving drinks and the ex-students were dancing in the Sports Hall when they heard the scream.

Can you solve the mystery of Miss McGowan's scream? Test your deduction skills and attention to detail in this quiz based on the eyewitness accounts of the events leading up to the scream. Use keywords like mystery, deduction, eyewitness accounts, Miss McGowan, scream, and attention to detail in your title and description to attract potential quiz takers.