Conrad gets chatty during a visit to MTV Canada in Toronto. Plus: Matthew McConaughey, Ed Westwick, Gisele Bündchen and more

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ON TOP OF THE WORLD

No wonder he's smiling! Seth Rogen – whose animated comedy Monsters vs. Aliens opened at No. 1 at the weekend box office – stays in good spirits Monday as he heads into The Late Show with David Letterman in New York.