For anyone who's fooling around with left swings, in knee-saving workshops and such... 

Margarine 

becket: from improper, circle RIGHT ;) 3 places

A1. circle R 3, turn to new Neighbor, swing! (standard clockwise swing) 

A2. Long lines forward & (returning) Gents Neighbor roll away along
       Gents RH chain (standard courtesy turn with roles reversed) 

B1. Gents pass R: full hey

B2. Partner gypsy L (or seesaw) 
       swing L (counterclockwise)!!!

Tavi