sentences:  American singer Madonna had the biggest-selling album of the year with "True Blue".All singles released from it made the top five, including the number 1s "Papa Don't Preach", "True Blue", and "La Isla Bonita" which topped the chart the year after.The biggest-selling single of the year went to The Communards, with a hi-NRG cover of the disco song "Don't Leave Me This Way".