When does Crazy Ex-Girlfriend return?

Crazy Ex-Girlfriend is an American romantic musical comedy-drama television series. It premiered on October 12, 2015, on The CW and ran for four seasons, ending on April 5, 2019. The show received widespread critical acclaim and developed a cult following, despite drawing consistently low ratings throughout its four-season run. It won several awards including multiple Emmy Awards, a Golden Globe Award, and a Critics Choice Award.