Ixion was thought to be the son of Ares and Perimele. Ixion was a king of Lapith who was to be married to Deioneus's (sometimes referred to as Eioneus in history) daughter Dia (say that three times fast). He promised Deioneus to pay the bridal price set (some of Ixion's famed stallions) but the wedding day came and went and he had not paid. Deioneus then decided to pay himself by stealing horses from Ixion. Ixion learned what happened and was miffed - so he plotted a scheme to get his revenge. He invited his father-in-law to a dinner party and when they were speaking Ixion lead Deioneus over to the hearth where Ixion would then push Deioneus in (other sources say that Ixion created a concealed pit that was covered in a charcoal fire and Deioneus fell into to the fire). Deioneus died and Ixion was exiled for breaking kinslaying. Much later, Zeus saw the outcast king and felt sorry for him - in turn, he invited Ixion to Olympus. But soon Zeus came to regret his decision - Ixion would beg