THE WALKING DEAD
AMC, 9:00 p.m. ET
Tonight’s new episode is called “Heads Up.” And here’s a “Heads Up” heads up: Tonight, finally, we may learn the fate of Glenn, who was last seen with zombies surrounding him and chewing on entrails. But they hay not have been his intestines, so there’s hope for a happy ending. Maybe even a happy theme song: “Happy entrails to you / until we meet again…”