November 21, 2012 9:20 am Kelly Clarkson Celebrates Her 30th Birthday While promoting her new album, “Greatest Hits: Chapter One,” Kelly Clarkson talks about celebrating her 30th birthday and what advice she would have given to her 19-year-old self. 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'