Chris Willman Music WriterLil Pump, the rapper recently most famous for hitching his hip-hop wagon to the Trump train, has been banned from JetBlue Airlines after reportedly refusing to keep a mask on during a Sunday flight.A representative for JetBlue confirmed to USA Today that a passenger assumed to be the MAGA-boosting rapper “became verbally abusive with crew members after being asked multiple times and refusing to comply with JetBlue’s face-covering policy.