BERTIE'S BIRTHDAY
http://www-ssrl.slac.stanford.edu/~winston/mydances/berties_birthday.pdf
NIB  Key: C  Meter: 6/8
Dance by Audrey Laver, tune by Steve Hunt, October 2000

A 1-4: All go back to back with partners right shoulder
  5-8: And left shoulders
 9-16: 1s chase - M1 followed by partner casts down around second man then
       pass between second couple, round second W2 and finish proper below
       (second couple move up together

chase flows into 

B  1-2: Circle L Halfway
   3-4: Turn single left
   5-6: Circle R Halfway
   7-8: Fall back (on own sides holding inside hand with same-sex neighbor)
  9-12: Twos gate ones up the middle and around
 13-16: All two hand turn.