Lobby group the Confederation of British Industry have produced a report claiming controversial London night flights must be protected.
The Government is currently carrying out a consultation into the impact of night flights.
Protestors want flights at Heathrow to be banned between 11pm and 6am
John Stewart, chairman of the Heathrow Association for the Control of Aircraft Noise, said: "You don't need an alarm clock living under the flightpath. The first plane coming over at 4.30 in the morning is your alarm clock.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.
The attacker grabbed her dog lead wrapped it round her neck and started to strangle her before running away.