Adam forgoes his weekly Mama-Schmoo dinner date to hang out with his new colleagues, which includes a new special lady. Beverly (Wendi McLendon-Covey) worried sick that Adam is running in too fast a crowd, pulls out the ultimate stop to end it all. Meanwhile, Barry (Troy Gentile) faces the harsh reality that medical school is tougher than anticipated.

Sleigh bells are ringing! When Erica buys a festive baby toy, Beverly goes full on Grinch in an attempt to steal Christmas. Meanwhile, Adam discovers some surprising information about Brea, and the JTP host their first holiday party.

Adam's creative funk is revitalized by a new job in the arts, but his overzealous management style causes Beverly to do something unthinkable! Meanwhile, as a young father, Geoff finds it difficult to relate to the JTP.

After a month of seeing one another and some preconceived notions, Adam and Carmen discuss the status of their relationship; an old friend of Erica's visits town.

Adam, excite to introduce Carmen to his family, is shocked by a former incident between her and one of his siblings; Geoff helps Pop-Pop improve his roommate status.

With Erica at a crossroads about her future, she draws inspiration from Baby Boom and crafts a plan to "have it all." Meanwhile, Adam remakes the "Uptown Girl" music video, meets Carmen's father and learns to be more of a "downtown man.".

Things are finally working out for Adam - until he receives a letter from NYU that could change everything; when Barry hears the JTP have other friends outside their crew, he fears the end of their posse as they know it.

When Adam takes Beverly to her high school reunion, a la "Back to the Future," he tries to end a reality where she winds up with the wrong man. Meanwhile, Barry and Joanne make a surprising decision to prove the seriousness of their relationship.