Julian Casablancas father's first marriage, and three other siblings from the third marriage. In 2005, Julian married Juliet Joslin, who was the assistant manager of The Strokes at the time. Their son, Cal, was born in January 2010. Their second son, Zephyr, was born March 27, 2015. Julian's father died of cancer in July 2013. The commercial success and legacy of Julian Casablancas is most attributed to his work with The Strokes- more specifically, to their debut album "Is This It". Named number one album of the year by NME and number two by "Rolling Stone," "Is This It" earned Casablancas and
Julian Casablancas award. In April 2015, it was revealed that Casablancas had worked on a song with Savages' Jehnny Beth. The collaboration was later announced to be a cover of "Boy/Girl", a 1983 duet by Danish punk band Sort Sol and Lydia Lunch. The music video, directed by Warren Fu, was released on December 4, 2015. The 7" was released through both Cult Records and Pop Noire Records on December 18, 2015. Casablancas also wrote the song "Youth Without Love" for Har Mar Superstar's 2016 album "Best Summer Ever", and is featured on "No One There", a song by Indian-born musician, Hammarsing