Billie Blue () is a Canadian romantic comedy-drama film, directed by Mariloup Wolfe and released in 2023. The film stars Liliane Skelly as Billie, a teenager who is working in a summer job as a lifeguard at a water park; she develops a crush on Pierre (Joseph Delorey), a handsome cyclist, but finds herself in competition for Pierre's affections with her older sister Annette (Camille Felton).
The cast also includes François Létourneau, Salma Serraji, Vivi-Anne Riel, Jacob Whiteduck-Lavoie, Gabriell Audet, Zakary Belharbi, Anthony Belsile, Lucson-Yves Claude, Elya Corbeil, Charles Fournier, Charles Kardos, Audrey Lamonde, Magalie Langrais, Alexis Lefebvre and Renaud Lefebvre in supporting roles.
The screenplay was written by Sarah-Maude Beauchesne, as an adaptation of her own 2014 young adult novel.
The film premiered on June 1, 2023, at the ZlÃÂn Film Festival in the Czech Republic, before opening commercially in Quebec on June 15.
Beauchesne received a Canadian Screen Award nomination for Best Adapted Screenplay at the 12th Canadian Screen Awards in 2024.