When asked to reprise his role as Teddy Roosevelt in the new film, “Night At The Museum: Battle Of The Smithsonian,” Robin Wiliams didn’t hesitate to jump on board.  Williams, who’s currently recovering from heart surgery, told us why he couldn’t wait to rejoin Ben Stiller and company for the sequel, which is now playing in theaters everywhere. (CLICK ON THE MEDIA BAR BELOW TO HEAR ROBIN WILLIAMS)