Jackson native and former Jackson Prep baseball standout Konnor Griffin, 19 years young, is headed for The Show. Rick Cleveland The Pittsburgh Pirates announced Thursday that Griffin has been promoted from the Pittsburgh Pirates’ Class AAA Indianapolis ballclub. He will make his Major League regular season debut Friday when the Pirates play host to the Baltimore Orioles in a 3:12 p.m. game at PNC Park. Think about it this way: This time, two years ago, Griffin was playing high school baseball on Lakeland Drive in Flowood. Friday, he will play Major League Baseball. Yes, and little more than a year from now, he will be old enough to legally purchase a beer.