 Upon graduation in 1991, he moved back to San Francisco, bringing with him a handful of other collegiate a cappella singers to form The House Jacks, a pioneering a cappella group known for its original music and sound, often called "the original rock band without instruments", in part because they were the first a cappella group with a designated vocal percussionist.The House Jacks have released seven albums (signed to Warner Brothers/Tommy Boy Records in the mid-1990s) and completed several world tours.He has performed with many musicians, including Ray Charles, Crosby, Stills and Nash and James Brown.