#1 Song of the Week

From December of 1989 and January of 1990 this is Phil Collins with "Another Day in Paradise".    Spending 4 weeks at #1 this was the most successful song of his solo career and to date his last #1 single on the Billboard Hot 100.
He would win the Grammy for Record of the Year.
The last #1 song for the 1980s and the first #1 of the 1990s.