Bob performs regularly with the Cedar Avenue Big Band, Mick Sterling and the Stud Brothers, as well as various Latin bands in the Twin Cities. He has backed such well-known artists as Burt Bacharach, Ray Charles, Aretha Franklin, Natalie Cole, Woody Herman, the Temptations and Rosemary Clooney. Hallgrimson attended North Dakota State University, New England Conservatory, and Denver’s LaMont School of Music. He has been lead trumpet in the Chanhassen Dinner Theater orchestra in recent years.