Product Placement Blog ➞ Coca-ColaDiet Coke Soda Enjoyed by Julia Louis-Dreyfus as Elaine Benes in Seinfeld Season 6 Episode 24 “The Understudy” (1995)December 9, 2019 Sergey TV Show Hi! On Monday, December 9, I analyzed a TV Show and product placement was spotted: Diet Coke Soda Enjoyed by Julia Louis-Dreyfus as Elaine Benes in Seinfeld Season 6 Episode 24 “The Understudy” (1995).Here are 2 image(s) below: