When it comes to her sobriety journey, Jessica Simpson holds zero space for those who doubt her. On Monday, the "With You" singer — who will be seven years sober this fall — was quick to shut down a fans' claim that she's drinking alcohol again.After Simpson posted a sweet birthday tribute to her son on Instagram, a fan commented, "STOP DRINKING!"JESSICA SIMPSON LEAVES HOLLYWOOD FOR TENNESSEE: ‘I’M NOT ON GUARD'"I haven’t wanted or touched alcohol since October 2017 and it has been the best decision I've made for myself and for my family," Simpson replied. "Thank. You for your concern, but