'American Idol' Winner Fantasia Welcomes Baby Boy

American Idol winner Fantasia Barrino better brush up on lyrics for baby lullabies because she has a newborn once again! Fantasia gave birth to her son, Dallas Xavier, on Tuesday more than two weeks prior to his official due date.

OK! NEWS: FANTASIA BARRINO IS PROUDLY PREGNANT — "I DON'T HAVE TO HIDE IT FROM NONE OF Y'ALL"According to RadarOnline, she went into labor on Monday and checked into the hospital in the afternoon. Dallas is a half-brother to her 10 year-old daughter from a previous relationship.Although the baby daddy hasn't been confirmed, it's believed to be her boyfriend, Antwaun Cook. He's currently still married to his estranged wife, Paula. Paula claims Fantasia and Antwaun started seeing each other while she and her hubby were trying to reconcile their marriage.OK! NEWS: FANTASIA WAS "OVERWHELMED" BY MARRIED WOMAN'S ACCUSATIONSSources told the site Antwaun was at the hospital with the 27 year-old singer. A source pointed out, "They're excited to be having the baby around the holidays."