After George Clooney and gal pal Stacy Keibler stepped out for an LA premiere of Ben Affleck’s “Argo,” the pair will be in New York this week. Clooney’s expected at a Peggy Siegal screening of “Argo,” which he produced, on Tuesday, followed by dinner at Porter House with Glenn Close, Sting, Aaron Sorkin and Calvin Klein. Keibler, meanwhile, is said to be attending a Macallan Masters of Photography show featuring Annie Leibovitz at the Bowery Hotel Wednesday.