Ever wonder which fanbases swell the most when a team hits a hot streak? This list dives into the most notorious bandwagon fanbases across American sports. From the hardwood heroes like the Lakers and Celtics to gridiron giants like the Cowboys, Packers, and Alabama Crimson Tide, we're ranking teams whose fan support seems to skyrocket with success. Are your favorite teams on this list? Prepare for some spirited debate as we explore the ebb and flow of fan loyalty, from the electrifying atmosphere of a championship run to the quiet seasons in between.
![DUKE blue] image 1 - Most bandwagon fanbases US tier list item](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e1/Duke_Athletics_logo.svg/960px-Duke_Athletics_logo.svg.png){kind=logo}
