Define Dubious Distinction Meaning

Dubious Distinction
The phenomenon of watching an actor in a film or TV show on your television and then randomly clicking over to another channel and seeing them in a different film or TV show airing at the same time (the frequency of the phenomenon has increased with the advent of 1000's of cable channels.)

"Dan...HBO is showing Highlander and USA Networks is showing Fortress!...Christopher Lambert Dubious Distinction!!!"
By Masha