They're hotter than Santa, cuter than the Easter Bunny and contemporaries of Elmo. Diego and his cousin Dora (the one who explores) -- superstars of the preschool set are on a quest in the rain to rescue Baby Jaguar's growl from the Bobo Brothers. "Go, Diego, Go Live! The Great Jaguar Rescue" is a larger-than-life, action-packed adventure. Turn off the television and take your family to the theater: Each child gets a free jaguar mask. Performances at the Landmark Theater are Saturday, April 19, at 11 a.m., 2 p.m. and 5 p.m., and Sunday, April 20, at 2 p.m. Tickets are $20.50-$38.50. 646-4213.