Who Am I?

Today we have a 'Who Am I?' puzzle. Ten clues that should point you towards the name of a famous mystery celebrity. Can you work out who it is?

01 I was born 2 December 1981.
02 I was born in Mississippi and raised in Louisiana.
03 My first TV performance was in 1992 as a contestant on 'Star Search'.
04 I then went on to star in 'The All New Mickey Mouse Club ' from 1993 to 1994.
05 I signed a recording contract with 'Jive' in 1997.
06 My debut album 'Baby One More Time' came out in 1999.
07 In late 1999, I appeared in the teen sit-com 'Sabrina and the Witch'.
08 I married in 2004, the marriage lasted 55 hours.
09 In 2006 I guest starred in 'Will and Grace'.
10 In April 2009, I declared my support for same-sex marriages to the media.

Which mystery celebrity fits the clues given above? Answer in tomorrows Journal.