The answer is positively, definitely, absolutely NO NO NO!!! As was said above all info given during the briefing is pertinent to all phases of the flight. What would have happened if an emergency had occurred during the run-up to the take off or the take off itself?
"Oh by the way the emergency exits are that way ... no no not that way ... that way!!!" Hmmm???
"May the night stops be long and the allowances never ending!!!"
[This message has been edited by BA_Purser (edited 06 February 2000).]