1-8
: 1s & 4s set & cast in 1 place (2s step up, 3s step down); 1s+4s dance RH
  across. 1M followed by 4M & also 4L followed by 1L face 3rd corners
9-16
: Dolphin Corners Pass & Turn:

: As Corners Pass+Turn but with lead change for dancing couples on Bar 10,
  pass RSh to 4th corners, change lead Bar 14 & end 1s in centre 2nd
  place, 4s in centre 3rd place joining 2H with partner ready for ...
17-24
: 1s+4s dance Poussette
25-32
: All circle 8H round & back.  2 4 1 3