Question: Which band was a friendly rival to the band featuring Robbin Crosby?
Sentence (from "Ratt"): The group is perhaps best known for hit singles such as "Round and Round" and "Lay It Down", tracks that ranked on Billboard's top 40 at No. 12 and No. 40, respectively, as well as other songs such as "Wanted Man", "You're in Love" and "Dance".
Relevant evidence: No