EUREKA, Mo. – Holiday in the Park at Six Flags St. Louis starts Saturday at 6:00 p.m. and there is a special ticket to benefit “Fire Truck O’ Toys” and also save you some money. The park is offering a $24.99 one day ticket when you purchase online. That is a savings of 55 percent off. Six Flags will then donate $2 per ticket to “Fire Truck O’ Toys” which will purchase toys to be delivered to kids in St. Louis area children’s hospitals.