Barbra Streisand has moved one step closer to being an official Mother Focker. (That joke never gets old.) The actress-singer-diva is in final talks to play Ben Stiller's mama in Meet the Fockers — the sequel to Meet the Parents. Word is Babs is waiting to see if the revised script meets her high standards before signing on the dotted line. Note to cast and crew: Be afraid. Be very afraid.