Brooks Laich is still on good terms with his estranged wife Julianne Hough‘s brother, Derek Hough, despite their recent split.The former NHL player, 36, shared a video via his Instagram Story on Wednesday, June 17, that showed Derek, 35, playing ping pong with his pal Cory Tran. The group was joined by the World of Dance judge’s girlfriend, Hayley Erbert, and Julianne’s friend Kristy Sowin.Laich and the Rock of Ages star, 31, announced their separation after nearly three years of marriage in