Complex sentence: He and his family relocated to Claremont, California in 1996, where he wasted no time in harnessing his performing skills, singing in musicals, touring with choir groups, and eventually appearing in various TV shows and feature films.
Split into simpler sentences: He and his family relocated to Claremont, California in 1996 where he wasted no time in harnessing his performing skills. Kelly sang in musicals, went on tour with choir groups and eventually appeared in various TV shows and feature films.