"Happy 14th birthday Arthur 🎂🤍♥️. I am so proud to be your Mom," Blair wrote in her caption. "And when you laugh, my whole life seems to sing. You are our hearts. We love you so much.

"Happy 14th birthday Arthur 🎂🤍♥️. I am so proud to be your Mom," Blair wrote in her caption. "And when you laugh, my whole life seems to sing. You are our hearts. We love you so much ...

My parents took my son out for his birthday instead of getting him a toy, and he loved it. Now my 6-year-old daughter wants an experience instead of a toy for her birthday, and I'm so glad.

"Happy 14th birthday Arthur 🎂🤍♥️. I am so proud to be your Mom," Blair wrote in her caption. "And when you laugh, my whole life seems to sing. You are our hearts. We love you so much.