John Boyd West plays his real life father Red West. He previously did so in Quantum Leap: Memphis Melody - July 3, 1954 (1993).
So, how was it?
Priscilla Presley: I liked it, it was really sweet. I prefer the fast ones, though, like Jailhouse Rock. Why don't you do more of those?
Elvis Presley: Dammit, I didn't ask you to tell me how to sing! I just asked if you liked it! I get enough amateur opinions, I don't...
When Elvis is at Fort Hood, Texas, his buddy tells him that there are provisions to allow enlisted men to "live off base." The Army doesn't refer to their installations as bases, they are called posts, which is the term a solider would have actually used.