Possible Clues:

• Away from the audience
• Hog the spotlight, perhaps
• Universal call to cover figure with celestial glow, bringing eclipse
• To outshine at the back of the theatre
• (Of actor) away from the audience
• Be haughty towards university servant crossing street
• Act better than, in a way
• Steal the show (from)
• Take attention off university errand-boy crossing street
• Haughty in the background at the theatre