"Impulsive Excessive Disorder," the sixth episode of The Flash Season 8, acts as the midseason premiere focusing on Nora and Bart Allen in 2049 as they attempt to fix a fractured timeline caused by their past actions. The episode, featuring a cameo from Eddie Thawne, received mixed reviews for its tone, which some critics found too whimsical compared to typical episodes. For a full summary, see the Arrowverse Wiki . "The Flash" Impulsive Excessive Disorder (TV Episode 2022)