The client of Roman Grill who is also a television pundit for BT Sport was born in which Canadian city?
Roman Grill:  His clients include Owen Hargreaves, Philipp Lahm and Piotr Trochowski. Owen Hargreaves:  Born in Calgary, Alberta, Canada, Hargreaves played with Calgary Foothills as a youth before beginning his professional football career in Germany with Bayern Munich.
Calgary, Alberta