Peter and Ross are driving a BMW i8 Roadster this week in another LIVE Drive.  Ross had an epiphany this week and is falling for electric cars. The Roadster folds its roof back and keeps its signature scissor doors thqat decapitate teachers on the school run.  But the price - the boys debate whether you would pay $370,000 for the Roadster.  The boys discuss the practicality of the new 7 seater Mercedes Benz GLB.  Email us [email protected] and follow us on Instagram and Facebook.