Mark Wahlberg (Dusty Mayron),
Will Ferrell (Brad Whitaker),
Mel Gibson (Kurt Mayron),
John Lithgow (Jonah Whitaker),
John Cena (Roger),
Linda Cardellini (Sara Whitaker),
Alessandra Ambrosio (Karen Mayron),
Father and stepfather Dusty and Brad join forces to make Christmastime perfect for the children. Their newfound partnership soon gets put to the test when Dusty's old-school, macho dad and Brad's gentle father arrive to turn the holiday upside down. After a sudden change in plans, the four men decide to take the kids to a luxury resort for a fun-filled getaway that turns into a hilariously chaotic adventure.