The scripts would then be re-written to add in topical references over the next few days. The 'completed' episode would then be recorded on the night before transmission, with some of the cast recording voice-over additions the next day, a few hours before transmission.
The scripts will be modified with current references within a few days. Following this, the 'completed' episode will be prepared for broadcasting by recording it the night before. Some of the cast will add voice-over elements the following day, just hours before transmission.