There are no spoilers here: “Irreplaceable You” opens with the acknowledgment that the lead character is already dead, narrating the picture from the afterlife. It’s a startling way to begin a movie, and if screenwriter Bess Wohl wanted to attempt any sort of suspense that typically comes with unknown fates, she erases the possibility right away. Sadly, such a loss is the last offering of surprise “Irreplaceable You” is interested in gifting the audience, quickly embarking on a quirky, undercooked tearjerker that appears willing to examine the process of grief and fears of the future, but doesn’t make time to go deeper than teary dialogue exchanges and awkward turns of plot. Wohl only wants the gushing emotions, not the intricacy of mortality and romantic responsibility.  Read the rest at Blu-ray.com