Related Clues:

• It opens with thunder and lightning, in "Macbeth"
• Curtain-raising time
• It may follow the dimming of lights
• Play beginner
• When Maggie calls herself 'a cat on a hot tin roof'
• When Hamlet's father's ghost appears
• Musical opener
• Playbill heading
• It opens on Broadway
• Globe opening
• Curtain-opener
• Start of many a play
• When "Comedy Tonight" is sung
• Dramatic start
• ''Macbeth'' opener