Possible Clues:

• Final passage
• One consumed by two records in the middle of sequence at end of play
• Closing section
• Comment at the end of a book or play
• Closing words of timeless poet drafted with guile
• One connects two records, oddly used for dramatic speech
• Final section (of play/book)
• The last thing you'd expect an actor to say?
• Originally Elvis Presley single record heard last thing on air
• Ending record, single record by Posh Spice finally