For certain viewers, though, the biggest jolt came when The Flash’s installment took this TV franchise’s first trip to Clark Kent’s childhood home.
Not only was the Smallville location the very same farm used for the bygone superhero series, but Smallville’s theme song was also used!
Ever since fans first discovered the Arrow-verse was going all “Elseworlds” for this year’s crossover, all eyes have been on what these profoundly weird character change-ups would be like.