HIMYM Cast Members Who Can't STAND Each Other Off Screen

They spent nine seasons playing best friends... but off screen, it wasn't always that simple. From quiet on-set tension nobody talked about for over a decade, to private struggles hidden behind the biggest years of their careers — this is what the cast of How I Met Your Mother has actually said, in their own words, once there was nothing left to protect. 👀 Which one will surprise you the most? Drop your answer in the comments 👇 — and subscribe for more behind-the-scenes deep dives on your favorite shows.