The answer to mankind’s age old question – namely, how does a superhero relaxe during the festive season – will be answered in an all-new holiday episode of Justice League, Cartoon Network’s popular animated series based on the the joining up of DC Comics’ biggest guns, reports AWN. The half-hour Comfort And Joy, which premieres at 10pm on December 13, will show the characters at home celbrating the holidays with family and friends. See, superheroes are people too!