This ad is hilarious and clever.

From Mike and Mercedes to Quinn and Artie, here are 10 coupes that would have made a lot of sense (but never got together).

Crisis on Infinite Earths showed that the Arrowverse's Lex Luthor doesn't know that his Superman is Clark Kent, which makes sense for his character.

Some were great. Some were not so great. But all are fun to read. These are five fan theories that make perfect sense and five that would never happen