Alabama Barker is putting mom Shanna Moakler on blast. The 15-year-old accused Shanna of being an absent mother after Shanna claimed that ex-husband Travis Barker (Alabama’s dad) once had an affair with Kim Kardashian. You know, his current girlfriend, Kourtney Kardashian‘s sister? The claim came in a message to an unknown recipient, which Alabama posted to her Instagram Story. See it below.