You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: 3-D 
Clue: It's the next federal holiday after Memorial Day
independence day

Category: FORWARDS & BACK WORDS 
Clue: Shrek & "therefore" (follows "cogito")
ogre & ergo

Category: MILESTONE BIRTHDAYS 2009 
Clue: She married fellow musician Ryan Adams in March, a month before turning 25

mandy moore