Article continues below advertisementBrooklyn Beckham snubbed mom Victoria Beckham on the United Kingdom's Mother's Day on March 15.Instead, the photographer, 27, celebrated his mother-in-law Claudia Heffner Peltz's 71st birthday just a day before the holiday with a public post.Article continues below advertisementTap Here To Add Ok Magazine as A Trusted SourceSource: @nicolaannepeltzbeckham/InstagramNicola Peltz and Brooklyn Beckham celebrated her mother Claudia Heffner Peltz's 71st birthday.