So, let me chuck my twopence in as a long-time fan.
Here's your cheat sheet to sound like you've been a long-time fan.
Later issues of the series became highly personal and began to alienate many long-time fans, his female readers especially.
But if you're a long-time fan, it's time to stop using it because then, they underestimate your intelligence, with many ways, such as this one.
There was a time, briefly, when long-time fans grumbled that quality had slipped.
Both albums upon first few listens I didn't like at all (coming from a long-time fan as well).
If a performer first comes to public attention with one style, any further stylistic development may be seen as selling out to long-time fans.
This change of style was not readily accepted by many long-time fans.
I've also been a long-time fan of your site, which has educated me to no end.
However, most long-time fans of the show agree that the last several years have seen the program in constant decline.