Between My Dog Tulip and Superman/Batman: Public Enemies, which film was directed by Sam Liu?
My Dog Tulip: My Dog Tulip is an American independent animated feature film based on the 1956 memoir of the same name by J. R. Ackerley, BBC editor, novelist and memoirist. My Dog Tulip:  The film – geared toward an adult audience – was adapted, directed and animated by Paul Fierlinger with backgrounds and characters painted by his wife, Sandra Fierlinger. Superman/Batman: Public Enemies: Superman/Batman: Public Enemies is a 2009 original direct-to-video animated superhero film adaptation of "Public Enemies"—the opening story arc of DC Comics' "Superman/Batman"—which focuses on Superman and Batman teaming up to prevent a meteorite from striking Earth and take down Lex Luthor, who has been elected President of the United States. Superman/Batman: Public Enemies:  The film is directed by Sam Liu.
Superman/Batman: Public Enemies