Halle Bailey has announced the birth of her first child, after keeping her pregnancy a secret, and she’s revealed the baby boy’s adorable name. The Little Mermaid movie star announced her son’s birth via Instagram, with partner, rapper DDG. Although Bailey didn’t announce her pregnancy to the world, many eagle-eyed fans spotted signs along the way, although others, were in complete shock by the happy announcement. Halle Bailey announces birth of ‘surpise’ baby son – and reveals adorale nameTaking to her 7.8 million Instagram followers, the 23-year-old announced the birth of her son, who was th…