Chuck Strauss' hopes of mending fractured family relationships over the Thanksgiving holiday vaporize when he learns that he must lead the corporate software upgrade that weekend. Rising to a challenge from his wife, he and his teammates create a better approach to manage upgrades, one that would not require them to work over Thanksgiving weekend. Attempting to kill the sacred cow of accepted deployment practices tests their mettle to the very end as they push to make the cultural change to more agile implementations.