Rearranging the letters of 'Karl Rove' (Chief political adviser to George W. Bush) gives:
Lark over!
(by Mike Mesterton-Gibbons by hand) (2005)
Other related anagrams without their own page:
"A high White House source" -> "Haughtier souce whose hi." (by Jim Banholzer) (2017) (pending approval)
"Obama, Bush complete historic White House meeting" -> "PM tours his big home, cabinet with lea...Come to use, eh?!" (by Aronas Pinchas) (2008) (pending approval)
"White House" -> "'W' out. He is, eh?" (by Aronas Pinchas) (2009) (pending approval)
"White House Scandal" -> "As showed: Unethical." (by Larry Golda using Anagram Genius) (2002)
"White House Scandal" -> "What is "head" counsel?" (by Larry Golda using Anagram Genius) (2002)