A MAGISTRATE has warned a teenager to "stop blubbering" and grow up after he foreshadowed remanding her in custody over her involvement in a series of car thefts, an affray where knives and a tomahawk were produced and making threats to kill her own mother.

The girl, who was 16 at the time of the offending, sat silently in the dock of a Children's Court while listening to five separate police summaries outlining her offending, but was reduced to tea