in advertising and joined Bad Genius as her first feature film. The score was composed by Hualampong Riddim's Vichaya Vatanasapt, who employed gradually intensifying cyclical elements to help build suspense. The film was officially announced by GDH at a press event on 20 April 2017, along with the release of its theme song "Mong Chan Tee" (, which translates as "Look at Me"). Performed by Suthita Chanachaisuwan, the song is a rearrangement of the song "Why Can't You See" by Thai indie pop band Fwends, with new lyrics by Apiwat Eurthavornsuk. Release and reception Bad Genius premiered in Thailand on 3 May 2017 at 20:00, in early preview screenings prior to its full release the following day. It earned positive responses from viewers. The film was shown on 216 screens, earning 44.15 million baht (US$1.3 million) over its opening weekend and placing first at Thailand's box office for two consecutive weeks. It passed 100 million baht—a success benchmark for Thai films—on 20 May, and by the end of its theatrical run on 14 June, had earned 112.15 million baht ($3.3 million), making it the highest-grossing Thai film of 2017. The film was released internationally throughout East and Southeast Asia, as well as in Australia and New Zealand. It placed first at Hong Kong's box office on its opening weekend, while in Taiwan and Malaysia, the film opened to limited screens but rapidly gained popularity by online word-of-mouth, also rising to the top of the box office in Taiwan. It broke records for highest-grossing Thai film in Cambodia, Taiwan, Malaysia, Hong Kong, and Vietnam. The film opened in mainland China on 13 October 2017, a rare occurrence of a Thai film securing a wide release, unedited, in the country. It placed second at the Chinese box office and sixth globally (third excluding the US and Canada) during the weekend of 13–15 October. After seventeen days, it had earned at least $36.5 million, the highest gross ever of any Thai—or Southeast Asian—film in any overseas market. It was a huge success for Chinese distributor Hengye Pictures, who acquired the rights for flat fee of $3.3 million. The film earned a worldwide cumulative gross of $42.35 million as of 22 October, according to Comscore. Bad Geniuss international success has been compared to that of several popular Thai films during the early 2000s, including Ong-Bak, whose previous overseas record was surpassed by Bad Genius