Bush was a "regular" on the show, the show had an excellent performer who did a slick Bush, and I even managed to get s Bush sketch on air. I often wrote up one as my topical humor submission but there were no guarantees.
Now we can see how Trump saw this behavior and how it dovetailed so nicely into his branding and worldview (or lack thereof). Only he was bright enough to run things and everyone else was wrong. I mean, how much of a leap is it to go from calling "disloyal" to "enemies of the state." The rogues who now run the party aren't held back by traditions, rules or laws. So they just declare something and work from that premise.
See how I called it back in 2005: