Related Clues:

• Go off-message, maybe
• Surprise in a skit
• Deal with a broken teleprompter, say
• Go off-line?
• Spontaneous remark from daughter in 'Ali Baba', at the start
• Impulsive line
• Unrehearsed stage banter
• Go off-script (sorry, Ella, it doesn't mean 'get more pounds')
• Actor's unwritten line
• Bit of speech the actor didn't rehearse
• Skip the lines, say
• Unprepared remark
• Forgo the teleprompter, say
• Do make-up work?
• American reviewing German paper gets to speak off the cuff