Celebrity Sighting: Kingston Rossdale with Stephen Joseph Robot Rain Coat December 5, 2012 Celebrity Gifts Kingston Rossdale is spotted hanging out with his father Gavin Rossdale and brother Zuma (mom is Gwen Stefani). Kingston wears his Stephen Joseph Robot Rain Coat gifted in his Back to School Celebrity Kids Gift Bag. Click Here to see more pics! Gwen Stefani‘s son Zuma was recently sighted with the coordinating Stephen Joseph Robot Rain Boots. Click Here to see Naomi Watts’ son Sasha wearing the same rain coat!