WASHINGTON — Not everyone thinks imitation is the best form of flattery. In fact, U.S. Rep. Alan Grayson of Orlando took such offense at a parody website aimed at unseating him that the freshman Democrat has asked that U.S. Attorney General Eric Holder investigate the Lake County activist who started the anti-Grayson website “mycongressmanisnuts.com.” Specifically, Grayson accuses Republican activist Angie Langley of lying to federal elections. His four-page complaint highlights the fact that the Clermont resident lives outside his district, but that Langley still uses the term “my” in “mycongressmanisnuts.com.” “Ms. Langley has deliberately masqueraded as a constituent of mine,...