1-8
: All clap as 1s & 4s cross passing RSh & cast in, 1s+4s dance RH across
9-16
: All clap as 1s & 4s cross passing RSh & cast back to original
  places, 1s+2s also 3s+4s dance LH across.  1 2 3 4
17-20
: 1M+3L also 2M+4L change places RH & 1L+3M also 2L+4M change places RH
21-24
: 1M+3L also 2M+4L change places RH & 1L+4M change places LH **while**
  others dance anticlockwise to next vacant place (ignoring 2L & 3M pls)
25-32
: 3s+1s also 4s+2s dance R&L.  3 1 4 2