Watch Operation Christmas List for Free: How to Stream the Movie Online at 123Movies. . 12-year-old Barney is on a mission to get what he really wants for Christmas this year. He hatches a plan to beat the Christmas rush and buy the entire stock of the most sought after gift, Crabby Mousie doll ! But, after Barney and his friends sneak into the mall afterhours, things don't go exactly as planned when a gang of thieves show up with a similar idea.