News Christina Aguilera Announces the Sex of Her Baby By Antoinette Bueno 12:20 PM PDT, March 28, 2014 Getty Images Christina Aguilera's second child will be a girl! Aguilera, 33, announced the big news while on-stage in Malaysia, with People later confirming the news. Pics: Stars Share Pics of Their Cute Kids Aguilera and her fiancé Matt Rutler, whom she met on the set of her 2010 film Burlesque, have been engaged since February.Related: Christina Aguilera Pregnant with Baby No. 2!This will be Aguilera's second child -- she has a six-year-old son, Max Lion, from her previous marriage to Jordan Bratman. Related GalleryBiggest Celebrity Weight Loss Transformations!