March 1, 2012 6:40 am “The Lorax” Cast on Dr. Seuss' Whimsy Taylor Swift, Zac Efron and Danny DeVito weigh in on Dr. Seuss’ legacy and their roles in “The Lorax,” in theaters March 2. US & World Videos 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split? 2:36 Super dad makes Mario-themed obstacle course for son's birthday 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business'