Tom Brady feels guilty about his fame when it overshadows his children’s accomplishments. The retired NFL star, 46, has son Benjamin, 14, and daughter Vivian, 11, with his former wife Gisele Bündchen, 43, as well as son Jack, 16, with his 52-year-old actress ex-girlfriend Bridget Moynahan. He confessed about his family life while talking to John Legend on SiriusXM’s ‘Let’s Go! with Tom Brady, Larry Fitzgerald and Jim Gray’: “Whether I’m at a game for my son, and I love doing that, but, you know, a lot of times the attention gets shifted to us. “I don’t want to take away from their moments, ’ca…