Batman Dracula is a black and white film produced and directed by Andy Warhol, without the permission of DC Comics. The film was screened only at Warhol's art exhibits and was thought to have been lost until scenes from the movie resurfaced in a 2006 documentary about Jack Smith who played the title role.
Batman's origin story is first established in Detective Comics #33 (November 1939) and later reproduced in Batman #1 (Spring 1940), but the mugger is not given a name until Batman #47 (June-July 1948) when Batman discovers that Joe Chill, the small-time crime boss he is investigating, is none other than the man who killed his parents.
"A Death in the Family" is a four-issue story arc which let fans vote on whether Jason Todd, the second person to assume the mantle of Robin, would live or die. Fans apparently had it in for Jason, and he died trying to shield his mother from a bomb blast.
Tony Zucco is a criminal responsible for the death of Dick Grayson's parents. In most continuities, Zucco tries to extort the circus where the Flying Graysons are the main attraction. When the ringmaster refuses to pay, he sabotages the highwire ropes, which break and send Dick's parents falling to their deaths.