How many 1 hits did def lepoard have?

Def Leppard achieved two number one hits on the Billboard Hot 100 chart. These songs are "Love Bites," which topped the chart in 1988, and "Pour Some Sugar on Me," which reached number one in 1990. The band's blend of hard rock and catchy melodies contributed to their commercial success during the late 1980s and early 1990s.