Se trata de una secuela de la exitosa comedia escrita y dirigida por el cómico Seth MacFarlane. Recién casados Ted y Tami-Lynn deciden tener un bebé. John se ofrece en donar su esperma para que su mejor amigo pueda cumplir su sueño de tener un hijo, pero inesperadamente reciben una carta legal que dice que el estado no le permite ser padre ya que no está demostrado que sea una persona. Todos juntos tendrán que unir fuerzas para luchar por sus derechos en un tribunal de justicia.
Sinopsis en inglés:
Months after John's divorce, Ted and Tami-Lynn's marriage seems to be on the same road. To patch things up, Ted and Tami-Lynn plan to have a child with John's help, but their failed efforts backfire disastrously. Namely, Ted is declared property by the government, and he loses all of his civil rights. Now, Ted must fight a seemingly hopeless legal battle with an inexperienced young lawyer to regain his rightful legal status. Unfortunately, between Ted's drunken idiocies and sinister forces interested in this situation to exploit him, Ted's quest has all the odds against him.