Quizzing Live

In The 1967 Film 'To Sir With Love' Starring Sydney Poiter , Which Pop Singer Appeared As One Of The Pupils As Well As Singing The Theme Song

Answer:
Lulu
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What Fish Becomes Known As 'A Kipper' After Being Split And Cold Smoked?
Which Boxer Had The Nickname Of The Dark Destroyer?
In Medicine, When Measuring Blood Pressure, Is The 'Diastolic Pressure' The Higher Or Lower Of The Two Figures?
In Which Year Was San Francisco Devastated By A Giant Earthquake?
Who Died Aged 36 After Making The Movie (The Misfits)?