EUREKA, Mo. — Six Flags St. Louis is hosting a challenge involving long underwear this Saturday.

To participate in the ‘Polar Coaster Challenge’ you must wear long underwear or a onesie. The first 50 people to show up between 1 and 2 p.m. in long underwear will get in for free while other participants will get in for $12.07.

After 2 p.m. Polar Coaster Challenge participants will be able to enjoy the rest of Holiday in the Park until 9 p.m.

The event also includes early ride time on American Thunder, free hot chocolate, cookies and a meet and greet with a polar bear!

Polar Coaster Challenge’
Six Flags St. Louis

For anyone who doesn’t want to participate in the challenge, or doesn’t have long underwear, can bring a new unused cold weather item and will be able to buy a ticket for $12.07 from 2 p.m. to 6 p.m.

For more information, click here.

We bear you to come ride coasters in your long underwear this Saturday! The first 50 people to show up at 1pm in long underwear get in FREE, and other participants in long underwear will get into the...

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