'''Airdate:''' May 9, 2010

Quagmire's father, a Navy lieutenant, comes to town to visit his son -- and reveal that he's undergoing gender reassignment surgery.
!!"Quagmire's Dad" contains examples of ([[YMMV/FamilyGuyS8E18QuagmiresDad YMMV goes here]]):
* BigNO: Quagmire upon learning that Ida had sex with Brian.
* RunningGag: Once again, Brian is beaten to a bloody pulp after taking a shower, but this time by Quagmire.
* TenWithATwo: Brian is unaware of Ida's previous identity until Stewie tells him the morning after the two slept together.
* UnsettlingGenderReveal: Brian is seriously {{squick}}ed out when he discovers the identity of Ida.