Boy, oh boy … oh boy! It’s a third son for Gwen Stefani and Gavin Rossdale! The musicians welcomed Apollo Bowie Flynn Rossdale on February 28th. Rossdale shared the news via Twitter, and also shared that Apollo’s middle names (Bowie and Flynn) are the maiden names of his and Stefani’s moms. The couple are already parents to sons Zuma Nesta Rock (5.5) and Kingston James McGregor (7.5).