Just a bit of fun, feel free to join in! 
*****
Number 1- A companion with a knife. In the good old days both Jamie and Leela aided the Doctor by strapping a dagger to their hip, but in these times of media hoo-ha regarding knife crime, it's unlikely we'll see their like again...hence we'll miss such wonders as the comical "boing" effect heard when Leela threw her knife at a robot in Robots of Death.

*****
Number 1- A companion with a knife. In the good old days both Jamie and Leela aided the Doctor by strapping a dagger to their hip, but in these times of media hoo-ha regarding knife crime, it's unlikely we'll see their like again...hence we'll miss such wonders as the comical "boing" effect heard when Leela threw her knife at a robot in Robots of Death.