• FERGIE photo | Fergie

Credit: Justin Campbell/Startraks, INF

Published: Thursday December 18, 2014 18:00 PM EST



The number 29 must be good luck for Fergie – son Axl arrived on Aug. 29, and exactly one month later on Sept. 29, the singer was back in her skinny jeans (and showing off her "lady lumps") for a date night with hubby Josh Duhamel in Brentwood, Calif.