Question: what are the sirens in o brother where art thou

title: O Brother, Where Art Thou?
text: Near a river , the group hears singing . They see three women washing clothes and singing . The women drug them with corn whiskey and they lose consciousness . Upon waking , Delmar finds Pete 's clothes lying next to him , empty except for a toad . Delmar is convinced the women were Sirens and transformed Pete into the toad . Later , one - eyed Bible salesman Big Dan Teague invites them for a picnic lunch , then mugs them and kills the toad . 

Answer: answer: There are three women washing clothes and singing . Delmar is convinced the women were Sirens.
answer: Delmar is convinced three women, who washed clothes, sang, and drugged them with corn whiskey and they lose consciousness, were Sirens.