They are bandwagon fans for every team, for every sport, at every level. It the does not matter how old the team is, or how long they have been good as soon as they stop being good tons of people jump off the train.

Bama has TONS of bandwagon fans, Like the Yankees & the Boston red-socks did a while back.

Clemson has seen tons of fans jump on board in the last 2 years, Everyone was a gator fan when Tebow was there winning chips..

Golden state warriors  have a TON of bandwagon fans right now cause they have been the best team in the NBA for the last 3 years... you didn't see that many golden state fans 5 years ago... when Lebron left Cleveland to join the Heat & they won a couple Chips guess what? everyone was a heat fan. Now He back in Cleveland now Miami is once again not very good, guess what dont see anymore Heat fans around these parts.

everyone was a cubs fan when they finally won the world series again.

look at the braves fans now compared to the 90's

who ever is the top dog that year in that sport has tons of bandwagon fans including the Nashville predators.