A concert by Houston rapper Don Toliver at Toyota Center ended about 15 minutes early Tuesday night after a man was allegedly found with a gun inside the arena, according to police and Toliver's attorney. A concert by Houston rapper Don Toliver at Toyota Center ended about 15 minutes early Tuesday night after a man was allegedly found with a gun inside the arena, according to police and Toliver's attorney. HOUSTON, Texas (KTRK) -- A concert by Houston rapper Don Toliver at Toyota Center ended about 15 minutes early Tuesday night after a man was allegedly found with a gun inside the arena, according to police and Toliver's attorney.