is the 24th and final episode of the ninth season of How I Met Your Mother , serving as the series finale. It originally aired on March 31, 2014, and remains one of the most debated and controversial finales in sitcom history. Plot Summary & Major Events
: Three years after their wedding, Barney and Robin announce they are divorcing due to Robin's demanding travel schedule as a world-renowned journalist. Barney briefly returns to his womanizing ways but eventually finds the true love of his life in his newborn daughter, Ellie , born in 2020. [S9E24] Last Forever (2)
The episode follows the main characters through several decades of flash-forwards, showing how their lives evolve and diverge after Barney and Robin's wedding. is the 24th and final episode of the