@maximuffin2 she crashed a coin with her stone free and used the invisible string for non-stand users to make her ingest it without her noticing,hope to be of help ( even though by a year you might have discovered it yourself )
page 8, Guess is saying Jolyne in rythm with the start of the song "Jolene" from which Jolyne takes her name,damn it's so cool rereading stone ocean and finding this details.