POLICE nabbed a drug affected driver with an expired licence at Mortlake last night.
Hamilton Highway Patrol members intercepted a vehicle on Hamilton Highway around 6pm after it was seen driving erratically.
Police discovered the 37-year-old driver had a six-year-old girl in the car.
She then underwent a drug impairment test which she failed.
The St Kilda East woman is expected to be charged with conduct endangering life, possess and use methamphetamine.