On December 11, 2006, Richie was arrested by the California Highway Patrol after she failed a field sobriety test. She was charged with driving under the influence on State Route 134 in the Burbank/Glendale, California area. Several motorists had reported a black Mercedes-Benz G-Class entering the freeway on the exit ramp and traveling in the opposite traffic direction.  She admitted to using marijuana and the narcotic Vicodin before the incident.  On July 27, 2007, Richie was sentenced to four days in jail at the Century Regional Detention Center in Lynwood, California.  However, she only served about 82 minutes of the sentence and was released at 16:37 PDT on August 23, 2007.  A spokeswoman for the sheriff's department told People magazine that Richie "was released early due to overcrowding in the jail system. This is standard procedure for nonviolent offenders. " After spending 82 minutes in jail, Richie was "Of course pleasantly surprised to be released so quickly," said her attorney. 
Richie is married to musician Joel Madden and they have two children, Harlow and Sparrow. Richie and Madden founded "The Richie Madden Children's Foundation" in 2010.  Richie has starred as one of the three mentors on NBC 's Fashion Star . In July 2014, Richie's reality show Candidly Nicole premiered on VH1 . The show was renewed for a second season which premiered in July 2015. 
It's no secret that celebs love dressing up for Halloween ! But this isn't a new development! A-listers have been rocking the cutest costumes ever since they were little!