Spin City - Season 3 Episode 25 Klumageddon (1)
Overview: Mike is tested when Nikki is out sick and the mayor hires his ex, Heidi Klum, to help publicize the new animal rights campaign. Meanwhile, the mayor and Paul try to inject some humor into their press conferences. When Mike accidentally tells Nikki that even though Heidi came onto him, he had feelings for her and still turned her down, she walks out.