with all the pop culture reference. I thought of one more they could have added easily. As soon as the guy gets in the cab, play opening music from Taxi tv show, and maybe have “Louie”, “Tony”, “Alex”, or even “Jim” as the driver. He could look up into the rearview mirror to see his passenger, then move on to the Back To The Future reference.
YouTube links are now ok per CC TOS, just saying. 
in light of that info, here it is:
https://www.youtube.com/watch?v=fmD6ntwtz0s
Awesome.