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After Leslie Winkle breaks up with him, Raj and Leonard take Howard to Las Vegas in order to cheer him up. A prostitute they meet there named Mikayla might be just what Howard needs. Meanwhile, Sheldon, who has stayed behind, finds himself locked out of the apartment.
Ratings: 9.31 million
The title refers to the trip to Vegas to cheer up Howard and "renormalize" him.
Howard's tryst with the hooker in this episode would later be brought up by a drunken Raj at his bachelor party in The Stag Convergence which airs in Season 5.