ACCORDING TO ESPN: Michigan Wolverines University Marching Band, renowned as “The Showband of the Southwest”Michigan Wolverines, has been selected to perform at the halftime show of the Super Bowl…
It looks like there’s some confusion in the text. The Michigan Wolverines marching band is from the University of Michigan, but “The Showband of the Southwest” is actually a nickname for the University of Houston marching band.

Additionally, if you’re referring to a Super Bowl halftime performance, major pop artists usually headline that event, while college marching bands often perform at pregame or other related events.
Would you like me to fact-check the latest Super Bowl marching band selections for you?