May 12, 2015 3:20 am WATCH: Jimmy Fallon, Charlize Theron Play Dress-Up Jimmy Fallon and Charlize Theron pick out crazy costumes for each other and talk about who these new people are. 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'