There are several references to Parents, Families (& Friends) of Lesbians and Gays or P.F.L.A.G (PFLAG), a real international support and advocacy organization for families and friends dealing with and being supportive of gay relatives and friends.
'Jon Lindstrom (I)' portrays Paul, who has not had a dog since childhood, retires and is given a dog by his sister, and must adjust, begrudgingly to having a dog as an adult, which is ironic considering Lindstrom appeared in Must Love Dogs (2005).