Conversation so far:
What were Jim Cornette's earlier years like?
Jim Cornette began working at wrestling events at the age of 14, serving as a photographer, ring announcer, timekeeper, magazine correspondent, and public relations correspondent.
Did Jim Cornette tag team with anyone?
With Jim Cornette as manager, the Midnight Express were two-time National Wrestling Alliance world tag team champions and two-time NWA United States tag team champions.
Did Jim Cornette win any titles with John Cena?
WWE credits Cornette with helping foster numerous successful superstars including John Cena, Dave Bautista, Randy Orton and Brock Lesnar.

Question: Who was his most successful tag team partner?
Self-contained rewrite: Who was John Cena's most successful tag team partner?