sentences:  In 2007, Peirce's firm filed a joint lawsuit against online fan club MileyWorld, on behalf of fan club members who claimed they were misled by the website's promise to provide preferred access to concert tickets.By paying the membership fee, fans were told they would have priority access to the much sought-after tickets through a special presale.When shows sold out instantaneously and left many members empty-handed, disgruntled fans joined forces to file an official complaint.