Jack Sadelstein (Adam Sandler) is a successful advertising executive in Los Angeles with a beautiful wife (Katie Holmes) and kids, who dreads one event each year: the Thanksgiving visit of his identical twin sister Jill (also Adam Sandler). Jill's neediness and passive-aggressiveness is maddening to Jack, turning his normally tranquil life upside down. TagLine: His twin sister is coming for the holidays... ...and it ain't pretty.