Regina police have made an arrest after a delivery driver was faced with a tough customer.On Saturday, Regina police officers were called to the 1200 block of Cameron Street after a delivery driver reported a robbery.Police were told by the driver that he was delivering an order of booze when a man answered the door and threatened the driver with a knife.According to police, the man snatched the alcohol order and ran from the house after the altercation.Police found the man a block over on the 1300 block of Cameron Street with the help of a canine officer.The 21-year-old man was arrested without any problems. His first court appearance is on Monday, in Regina Provincial Court.