Pop singer Pink and motocross racer husband Carey Hart welcomed Willow Sage Hart into the world on Thursday.

We are ecstatic to welcome our new beautiful healthy happy baby girl, Willow Sage Hart, the singer, 31, tweeted. She's gorgeous, just like her daddy.

Pink met Hart, 35, at the X-Games in 2001. They got married in 2006 but in February 2008 the couple separated. After Pink's career resugence with So What, a break-up anthem written about Hart, the couple attended marriage counseling and announced in February 2010 that they were back together. Pink announced her pregnancy last November.

Let's a take a look back on Pink's most memorable fashion moments and hope thart baby Willow will be just as fashionably experimental as her mother.

American Music Awards 2010
Singer Pink performs 'Raise Your Glass' at the 2010 American Music Awards in Los Angeles November 21, 2010. Reuters
American Music Awards 2010
Singer Pink and husband, motocross racer Carey Hart, arrive at the 2010 American Music Awards in Los Angeles November 21, 2010. Reuters
Grammy Awards 2010
Singer Pink arrives at the 52nd annual Grammy Awards in Los Angeles January 31, 2010. Reuters
Grammy Awards 2010
Pink performs "Glitter in the Air" at the 52nd annual Grammy Awards in Los Angeles January 31, 2010. Reuters
2009 MTV Video Music Awards
Singer Pink arrives at the 2009 MTV Video Music Awards in New York, September 13, 2009. Reuters
Germany 2008
U.S. singer Pink arrives for the 60th Bambi media awards ceremony in the southwestern German town of Offenburg November 27, 2008. Reuters
2008 MTV Video Music Awards
Singer Pink arrives at the 2008 MTV Video Music Awards in Los Angeles September 7, 2008. Reuters