Christina Aguilera by Kevin Mazur/ Christina Aguilera by Kevin Mazur/
Tony Bennett and Christina Aguilera will reprise their duet performance of "Steppin' Out (With My Baby)" at the Sept. 16 Primetime Emmy Awards. But will Xtina step out with a baby belly?.... Carlos Mencia will host the Creative Arts Emmy Awards on Sept. 8.... ESPN2's telecast of the "Super Classico" contest between David Beckham's L.A. Galaxy and Chivas USA set a new record as the cabler's most-watched MLS game ever.... Oliver Hudson ( Rules of Engagement) and wife Erinn Bartlett ( How I Met Your Mother) welcomed their first child, a son named Wilder Brooks, on Aug. 23, says People.