For a time in the 1980s John Moschitta was well-known for making fast-talking commercials:

* FedEx: https://www.youtube.com/watch?v=NeK5ZjtpO-M

* Micro Machines: https://www.youtube.com/watch?v=Gzd11GMBONg

* https://en.wikipedia.org/wiki/John_Moschitta_Jr.