"Blackout, Part 4 of 5: Wedding Daze"
Triangle 1991-40. Continued from Superman: The Man of Steel #6 and continues in Adventures of Superman (1987) #485.
Agent Liberty lends a hand with riot control while Luthor finally succeeds in restoring the city's power. Superman narrowly avoids an unintended marriage, but has Lois found a way to cure his amnesia?