1–4
: All set & link
5–8
: W dance ¾ RH across **while** M set | cast 1pl to R to fin beside ptr (1 pos ACW)
9–
: 2c+4c [“head” cpls] ½ RL ; 1c+3c [“side” cpls] ½ RL
17–
: ½ Grand chain [1 step/hand] ; all turn ptr R
25–
: Circle8 to L [6 slip steps, cross, pivot] ; all chase ACW [to pl at end of bar 20]