Kate Hudson's brother, Oliver Hudson, delighted fans with a sweet update on his famous family when he shared a heartwarming post on Instagram.The Nashville actor paid tribute to his wife, Erin Bartlett, who he shares his three gorgeous children with - and his social media followers loved it. MORE: Goldie Hawn's grandson steals the show in new family video with famous dad Oliver posted several snapshots of the model, along with a cheeky wedding photo too.