Related Clues:

• Support, with ''up''
• Item on a set
• Actor-to-audience comment
• Out of the mainstream
• It might start 'By the way ...'
• Tangential remark
• Coward's ''To Step ___''
• Word with ''step'' or ''set''
• Singer’s prop
• Word following ''push'' or ''cast''
• Other characters don't hear it
• Telephone on a stage, e.g.
• Hot __
• Boom-box abbr.
• Actor's line to the audience