Peter Beale ) gurgled happily, sounding much like they
were saying :

That reminds me, I saw a convoy of THREE bendy 73s on Essex road
yesterday - it looked like a train!!

It is a rule dating back to the early days of the London Passenger
Transport Board that 73s have to travel in threes. I thought everyone
knew that.

They're too scared to go out on their own - the older boys are bullying
them, and calling them "fatso".