Feb 1970 Daredevil 61

Daredevil's would be GF, Karen, knows that Daredevil is Matt Murdock, and now now has to get overemotional when DD goes to fight villains. Nevertheless, DD goes to a carnivale rented by three old foes to kick the crap out of them; but not before the kill the Guy who owns the carnival that lured DD into a trap. Karen shows up after the battle and lets DD know he forgot her birthday, and that he is a horrible, horrible person for forgetting.