Joe wants Mel to stop taking birth control so they can start a family, but she's unsure. So he invites Nate (guest star Ian Reed Kesler) and Gillian (guest star Tamera Mowry) over with their new baby to see if he can change her mind.
Meanwhile, Lennox tries to help Zander (guest star Sterling Knight) move on by setting him up with her friend Lilah (guest star Ayla Kell), and Ryder announces his unexpected plans for the future.
s04e01 - Witch Came First
s04e02 - A Melanie & Josiah Christmas
s04e03 - The Honeymooners
s04e04 - The Day After
s04e05 - Let's Get It Started
s04e06 - Failure to Communicate
s04e07 - Thanks But No Thanks
s04e08 - Face the Music
s04e09 - Being There
s04e10 - Parental Guidance (1)
s04e11 - Gone Girl (2)
s04e12 - You Say You Want An Ovulation
s04e13 - Call of Duty
s04e14 - You Little Devil
s04e15 - The Book Club
s04e16 - The Early Shift
s04e17 - The Parent Trap
s04e18 - Melissa & Joey's Frozen
s04e19 - Put A Ring On It
s04e20 - Game Night
s04e21 - Be The Bigger Person
s04e22 - Double Happiness
Melissa is a grown-up former wild child of a political family who is now a local politician herself. When her sister ends up in prison and brother-in-law flees after a scandal hits, Mel must take responsibility for her teenaged niece Lennox and pre-adolescent nephew Ryder. Spread too thin to manage by herself, help comes in the unlikely form of Joe who, desperate for a job, moves in and becomes the family's manny.