New Delhi, Nov. 12 -- Imagine booking an auto for your commute, and a Mercedes-Benz shows up at your doorstep instead. That's exactly what happened to some Namma Yatri users in Bengaluru, with the homegrown app offering a surprise to its customers.

A video of the incident - which went viral on social media - shows two people getting into a Mercedes-Benz car - their faces full of surprise, if not disbelief. One of the passengers, visibly stunned, asks the driver about the mix-up - only to be told it was a special surprise from Namma Yatri for a few "lucky" riders.

The video further captured the stunned reactions of the passengers who got a ride in the luxury car as their regular rides in the usual compact cars such as Wagon R, got an upg...