See here for an unpub from 2/1 in which appellants' "arguments lack merit" and his attorney "repeatedly misrepresents the record," so ... $5K in sanctions payable in equal parts to the court and respondents.
Also of note, this unpub here from 2/6, which begins the Discussion section with a heading for "Duties of appellate counsel," noting that "The briefs of both parties fail to comply with the appellate rules and are of little help to the court in determining the operative facts."
Law.com has Getting Yelled at by Supreme Court Justice Scalia Made Me a Better Lawyer