chops (chps)
pl.n. 1. The jaws.
2. a. The mouth.
b. The lower cheeks or jowls.
c. Muttonchops.
3. Slang The technical skill with which a jazz or rock musician performs.
So in this case the author is saying, they've still got it!
Can you imagine seeing Don Henley in an IHOPS!!!???!!! Either this guy is really lucky or he's a stalker!