Complex sentence: He became famous outside Hawaii when his album "Facing Future" was released in 1993 with his medley of "Over the Rainbow" and "What a Wonderful World", which was subsequently featured in several films, television programs, and commercials.
Split into simpler sentences: He became famous outside Hawaii when his album "Facing Future" was released in 1993. His medley of "Over the Rainbow" and "What a Wonderful World" was subsequently featured in several films, television programs, and commercials.