Complex sentence: Barney then later, continues the discussion with his friends at MacLaren's bar where he sincerely admits to Marshall and the rest of them that he doesn't root for Daniel in "The Karate Kid".
Split into simpler sentences: Barney then later, continues the discussion with his friends at MacLaren's bar. He sincerely admits to Marshall and the rest of them that he doesn't root for Daniel in "The Karate Kid".