Related Clues:

• Tangential observation
• Stage digression
• Private lines
• Tangential comment
• Remark to the crowd
• Onstage thought bubble
• All kidding __
• Laterally
• Covert comment
• ''All kidding ___ ...''
• Theater comment
• Trigonometric function
• To the left or right
• Dialogue that breaks the fourth wall
• House address