Nicky, Ricky, Dicky and Dawn are quadruplets with only two things in common: their birthday and parents. This dynamic foursome battle sibling rivalry at every turn, but in the end when they are together, nothing can stop them.
The quads try to impress Josie by watching a horror movie, but they quickly regret their decision when they start to believe their parents are zombies.
The quads compete among themselves for a month with no chores. One of them goes so far as to recruit Science Bob for extra help in winning the contest.
When Dawn finds out the boys have been keeping things from her, she decides that they all must share a secret to repair the circle of trust. Meanwhile, Tom and Anne plan a fashion show.
The Quads get assigned a project to do something special for someone else on Valentine's Day, but not everything goes according to plan and they start to think they are cursed.