Mary Is Happy, Mary Is Happy is a 2013 Thai coming-of-age comedy drama film written and directed by Nawapol Thamrongrattanarit, starring Patcha Poonpiriya, Chonnikan Netjui and Wasupol Kriangprapakit.

The film was based on 410 tweets by Twitter user @marylony, and revolves around Mary (Patcha Poonpiriya) and her friend Suri (Chonnikan Netjui) who are studying at a fictional high school.

[1][2][3] Mary Is Happy, Mary Is Happy had its world premiere at the 70th Venice International Film Festival on 1 September 2013.

The film had its Asian premiere at the 18th Busan International Film Festival, beginning 3 October 2013,[4] and screened at the Valdivia International Film Festival on 11 October 2013,[5] the Tokyo International Film Festival on 19 October 2013,[6] the Hong Kong Asian Film Festival starting 8 November 2013,[7] and the Torino Film Festival starting 22 November 2013.

[8] The film had a limited theatrical release in Thailand on 28 November 2013 in selected theatres in Bangkok.