Article: Adults have a meringue battle at midnight at the historic Plaça de les Cols. In the mysterious sortida del Moixo Foguer (the outing of Little-Bird-Bonfire) accompanied by the Xerraire (jabberer) who insults the crowd. In the King's precession he and his concubines scandalize the town with their sexual behavior. A correfoc (fire run) or Devil's dance (Ball de diables, features dancing youth amid the sparks and explosions of the ritual crew of devils. Other items includes bed races in the streets, the debauched Nit dels Mascarots, Karaoke sausage roasts, xatonades, the children's party, Vidalet, the last night of revelry, Vidalot, the talking-dance of the Mismatched Couples (Ball de Malcasats) and the children's King Caramel whose massive belly, long nose and sausage-like hair hint at his insatiable appetites.

Question: Who throws insults at the crowd?
the Xerraire