JumpStart by Robb Armstrong for February 23, 1998
Transcript:
Man: I highly recommend him.he's the best the real mccoy! Marcy: do you know where that expression comes from?Marcy: It refers to a black inventor named elijah mccoy. Marcy: his most famous invention was a device used to keep a train engine oiled without stopping. marcy: his idea was imitated so much, people came to distinguish his patented design as the real mccoy. Joe: don't worry. On march 1st she goes back to minding her own business.
I always herd it had to do with a famous boxer during the age of radio.