Complex sentence: The song proved to be Wagner's only Top 40 hit, peaking at number two on the "Billboard" Hot 100 chart in early 1985, remaining there for two weeks, behind Madonna's "Like a Virgin".
Split into simpler sentences: The song proved to be Wagner's only Top 40 hit, peaking at number two on the "Billboard" Hot 100 chart in early 1985. It remained at the runner-up position for two weeks, behind Madonna's "Like a Virgin".