Diego Costa in disgusting prank on physio
![Diego Costa in disgusting prank on physio](http://static.goal.com/3891200/3891282_gallery.jpg)
![SP ONLY Diego Costa Chelsea Leicester 151016 SP ONLY Diego Costa Chelsea Leicester 151016](http://static.goal.com/3891200/3891282_thumb.jpg)
The Blues' top goalscorer is in good form, both on and off the pitch, as his most recent joke indicates
The Blues' top goalscorer is in good form, both on and off the pitch, as his most recent joke indicates