Their breakthrough hit was "Hold On Loosely" (1981). "Caught Up in You" (1982) and "If I'd Been the One" (1983) both hit No. 1 on Billboard magazine's Album Rock Tracks chart. "Back Where You Belong" (1984) continued the annual sequence of radio favorites. In 1985 they had another hit with "Teacher Teacher," written by Jim Vallance and Bryan Adams. The song climbed to #4 on the Billboard Top Tracks Chart / spent (10 weeks on the chart). Their last well known hit was "Second Chance" (1989) was a No. 1 hit on Billboard's adult contemporary chart.