After Stan celebrates his 10th birthday, he begins to see everything differently. Directed by Trey Parker. When Stan and Kyle have a major blow-up, the very fabric of South Park begins to unravel. It aired on June 8, 2011. You're Getting Old Season s15 Episode e07 Written By Trey Parker Production Code 1507 Original Air Date 2011-06-08 Episode Chronology The Official South Park Studios Wiki With Trey Parker, Matt Stone, Mona Marshall, April Stewart. Stan turns ten and suddenly things change and everything seems like crap to … "You're Getting Old" is the seventh episode of Season Fifteen, and the 216th overall episode of South Park.