Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Bernadette, Anu and Koothrappali turn Koothrappali's cancelled bachelor party into a couples trip.

Lady Upturn introduces Squidward, and his musical talents, to her high society friends. / Squidward sets out to prove that aliens aren't real...until he has a close encounter of his own.

Danny defeats Vlad, prompting Plasmius to exact revenge, which he does by creating Masters' Blasters, a team of hip ghost fighters whose amazing prowess renders Danny Phantom unnecessary.