A lot of the people who watched Will Ferrell on “Saturday Night Live” also grew up watching Sid and Marty Krofft’s Saturday morning TV show, “Land Of The Lost.”  Now the two come together, with Ferrell starring in the big-screen remake of the series, which opens this Friday.  Ferrell told us the movie is the most physical he’s ever made, and that he handled a lot of the stuntwork himself. (CLICK ON THE MEDIA BAR BELOW TO HEAR WILL FERRELL)