May 21, 2015 6:20 am “Are You Smarter Than a 5th Grader?”: Pitbull, Jeff Foxworthy Jeff Foxworthy hosts a special “Tonight Show” edition of “Are You Smarter Than A 5th Grader?” with Pitbull and Jimmy Fallon. Local 0:44 At least 5 shot along Connecticut Avenue in Dupont Circle 1:36 O.J. Simpson's cause of death revealed 2:36 Super dad makes Mario-themed obstacle course for son's birthday 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business'