Product Placement Blog ➞ BicyclesKlein Bicycle, Diet Coke, Wonder Bread in Seinfeld Season 4 Episodes 23-24 “The Pilot” (1993)December 4, 2019 Sergey TV Show Hi! On Wednesday, December 4, I analyzed a TV Show and product placement was spotted: Klein Bicycle, Diet Coke, Wonder Bread in Seinfeld Season 4 Episodes 23-24 “The Pilot” (1993).Here are 1 image(s) below: