Rearranging the letters of 'The lightning struck tower' (The subject was a chapter in harry potter book 6) gives:
The glowing, stricken truth.
(by Aarif using Anagram Genius) (2006) (pending approval)
Other related anagrams without their own page:
"JK Rowling" -> "Growl! Jink!" (by Kevin Sheldrick by hand) (2015) (pending approval)
"Rowling's 'Harry Potter and the Deathly Hallows'" -> "Hardly hogwash, her tale'll end in two-part story." (by Adie Pena using Anagram Genius) (2008) (pending approval)
"Harry Potter, Ronald Weasley, and Hermione Granger" -> "A master hero, worrying partner , gal - learned hoyden." (by Aronas Pinchas using Anagram Genius) (2007) (pending approval)
"Daily Prophet's special reporter Rita Skeeter" -> "A tartlet pest's epic lies irk poor Harry deeper." (by David Rutter using Anagram Genius) (2006) (pending approval)
"Daily Prophet's special reporter Rita Skeeter" -> "Pirate literate pest speckles poor dire Harry." (by David Rutter using Anagram Genius) (2006) (pending approval)
"Daily Prophet's special reporter Rita Skeeter" -> "Shitty liar despairs creep perpetrate looker." (by Chris by hand) (2006) (pending approval)
"The Daily Prophet's special reporter Rita Skeeter" -> "Potter's poke pals cede her pet lies irritate Harry." (by David Rutter using Anagram Genius) (2006) (pending approval)
"Michael Gambon is the new Dumbledore" -> "Shithead die now; menace glummer blob." (by Chris by hand) (2006) (pending approval)
"Michael Gambon is the new Dumbledore" -> "Wholesome bum in bleed. Damn tragic, eh?" (by Chris by hand) (2006) (pending approval)
"Harry Potter fanatic" -> "Rather fancy patriot." (by oona kilcommons using Anagram Genius) (2008) (pending approval)
"Harry Potter and the Deathly Hallows" -> "Hahah! Shallower n' deadly T.P trottery." (by Keir James Holling by hand) (2013) (pending approval)
"Harry Potter and the Deathly Hallows" -> "Last part, note! Why had orderly health?" (by Chris by hand) (2007) (pending approval)
"Harry Potter and the Deathly Hallows" -> "Halt a worthy trend -- spare the holy lad." (by George Thompson by hand) (2007) (pending approval)
"Harry Potter and the Deathly Hallows" -> "No-depth tale. Hardly worth the salary." (by Richard Grantham by hand) (2007) (pending approval)