Boys will be boys! And some star parents know that all too well, because their houses are full of 'em. Take Gwen Stefani, for example -- she just welcomed her third son in a row! Click through to check out other celebs who have all-male offspring.
Gwen Stefani and her rocker hubby Gavin Rossdale just added another boy to their all-male brood. Zuma and Kingston Rossdale became big brothers to baby Apollo on Feb. 28, 2013. Total boys' club!