He knows the designer and has used them in the past to make bracelets for Gwen.' Shelton and Stefani announced their engagement on Oct. 27. It has been reported that she was once had an affair with Gavin Rossdale and was a … She worked for Gwen Stefani and Gavin Rossdale. Mindy Mann allegedly had an affair with Gavin, which caused him to … Gwen Stefani and Gavin Rossdale attend the City of Hope Spirit of Life Gala on Oct. 23, 2014, in West Hollywood. THE nanny at the centre of Gwen Stefani’s divorce from Gavin Rossdale has given birth. Gwen Stefani, Gavin Rossdale and their children Zuma and Kingston attend the premiere of Disney Pixar's "Monsters University" at the El Capitan Theatre on June 17, 2013 in … Rossdale posted a group photo from his birthday dinner alongside sons Kingston, 13, Zuma, 11, and Apollo, 5, all of whom he shares with ex-wife Gwen Stefani, as … Angela Weiss/Getty Images. Last week, Blake Shelton and Gwen Stefani shed a … Stefani shares her boys with ex-husband Gavin Rossdale. Her age is unknown, but she looks to be in 20s.