Question: "Just You 'n' Me" is a song written by James Pankow for an American rock band that has sold more than how many records?
Sentence (from "Chicago (band)"): Since at least 2008, "Billboard" has shown Chicago to be the "greatest of all time" American band in singles chart success, and since 2015, the "greatest of all time" American band in album chart success as well.
Relevant evidence: No