参考链接
小丑 https://movie.douban.com/subject/27119724/
蝙蝠侠 https://movie.douban.com/subject/1297970/
蝙蝠侠：黑暗骑士 https://movie.douban.com/subject/1851857/
自杀小队 https://movie.douban.com/subject/3569910/
蝙蝠侠：致命玩笑 https://book.douban.com/subject/25982252/
音乐
Frank Sinatra - That's Life
Jimmy Durante - Smile
SOUND HOLIC - Immaterial Stories
Rasmus Faber - 冒険でしょでしょ？
Rasmus Faber - 旅の途中
Hildur Guðnadóttir - Following Sophie
Hildur Guðnadóttir - Penny in the Hospital
Hildur Guðnadóttir - Meeting Bruce Wayne
Hildur Guðnadóttir - Call Me Joker
大野雄二 - Autumn In Praha
大野雄二 - Golden Game
Mega Tracks Karaoke Band - Put on a Happy Face (Vocal Version)
