And as tasty as the dark stout is, we all know it's not exactly the most diet-friendly beverage either.
If successful, at 400 gallons, the world's largest beer stands to be about 588,000 calories. Of deliciousness.
Will they be able to do it? Will the Auld Dubliner conquer the foam? Will Tustin make it into the book of Guinness World Records?
To be honest, we could care less. Just as long as they share afterward.
After the jump: Event flier with complete details!
If you like this story, consider signing up for our email newsletters.
SHOW ME HOW
You have successfully signed up for your selected newsletter(s) - please keep an eye on your mailbox, we're movin' in!