A few weeks back, by pure chance, we ended up seeing the last half of Homeward Bound again, and now we remember why we vowed never to watch it after the first time. The fracturing of families, the encounters with bears and porcupines, the mud pit, it’s all just too much. Seeing it the first time was incredibly moving, but repeated viewings only bring more pain. The movies in The Onion’s A.V. Club listicle of 24 Great Films Too Painful to Watch Twice are similarly excruciating the second time around, like the original Last House on the Left: