Kat is a charming lady who has not been married but she had a boyfriend who was an American singer, songwriter and actor Josh Groban in 2014 and the couple separated after dating for two short years in 2016.
Before, pursuing her career in acting she started her Youtube Vlog Channel from January 2001 until February 20, 2010.
In 2000, she made her professional debut performance in Sex And The City. In 2001, she did her debut in a sitcom titled Rasing Dad. Again in 2004, Kat made her feature film debut in Hilary Duff's Raise Your Voice.
After some appearances in big screen movies, Kat in 2011 starred in the sitcom Two Broke Girls which is successfully running in its sixth season in 2016. In 2014, she was also nominated for Daytime Emmy awards for her role in the famous sitcom series Two Broke Girls.
In 2016, Kat's net worth is U.S $ 8 million, she is currently at the age of 30. Her nationality is American and ethnicity is Ashkenazi Jewish. Information about her current affair and dating life after her separation with Josh Groban has been preserved secretly by the famous TV actress.