Complex sentence: They originally formed in Los Angeles, California in 1989, their first album, "Unstuck in Time", was released in 1990, and the band's most recent work, "Pearly Gates", was released in 1999.
Split into simpler sentences: They originally formed in Los Angeles, California in 1989. Their first album, "Unstuck in Time", was released in 1990, and the band's most recent work, "Pearly Gates", was released in 1999.