在这部摇滚学徒剧情/喜剧/音乐片中,吉约姆·卡内自编自导自演的法国喜剧,也是他的自传电影,影片讨论中年危机,吉约姆·卡内在片中扮演自己,被合作演员告知“不够摇滚卖不了电影”,他失落了一阵,后来他决定跟法国著名歌手约翰尼·哈里戴学习如何成为“真摇滚”。之后让老婆与演员玛丽昂·歌迪亚对画风突转为摇滚风的卡内惊讶不已。吉约姆·卡内真正突破了自己,成为了真正“摇滚专家”。
Guillaume Canet is told by a young co-star that he's no longer Rock'n' Roll and can't sell films anymore. He then tries to prove her wrong and gets help from his girlfriend, Marion Cotillard.
受众面较小的法式喜剧。