The big rigs will be rolling into the McMinnville Civic Center parking lot today and the smell of outdoor grilling will fill the air for two days. It’s time for the annual Smokin’ in McMinnville cookout.Visitors will get a chance to do more than smell what’s cooking as 10 teams have signed up for this year’s charity competition called “Best of the Butts.” Pay a $10 admission charge and be the judge.