Complex sentence: Johnson never achieved any great success outside of the band, apart from a brief spell with Ian Dury and The Blockheads from 1980, fans always speculated about a return by Johnson that never occurred.
Split into simpler sentences: Johnson never achieved any great success outside of the band, apart from a brief spell with Ian Dury and The Blockheads from 1980. Fans always speculated about a return by Johnson that never occurred.