Fenchurch tried some little swoops, daringly, and found that if she judged herself just right against a body of wind she could pull off some really quite dazzling ones with a little pirouette at the end, followed by a little drop which made her dress billow around her, and this is where readers who are keen to know what Marvin and Ford Prefect have been up to all this while should look ahead to later chapters, because Arthur now could wait no longer and helped her take it off.