I never doubted you for a second! Wonderful!
Is this tropable? Related to Hypocritical Humor
. A character expresses doubts about another character's ability at doing something that sounds bold and/or insane. But when it works out well, the doubter suddenly changes their tune to say they knew it was going to work.
Compare Glad I Thought of It
Probably Needs a Better Title
- In The Empire Strikes Back, as R2 is trying to open the door to get to the Millenium Falcon and Threepio, as usual, is bickering with him. As R2 successfully opens the door, Threepio provides the page quote.
- In A New Hope, before they rescue Princess Leia, Han says to Luke "This is not going to work...". After they get away, Han says to Leia "Not a bad bit of rescuing, huh? You know, sometimes, I amaze even myself.".
- In Apollo 13, the crew has to make a course correction to rectify their entry angle with the Lunar Module, which was never made to fly in open space. The Grumann representative tries to tell Gene Kranz the unlikelihood of this working, but Kranz tells him "If it lights, it lights. Let Lovell take care of the rest.". After a successful burn, the rep leaps out of his seat, saying "Knew it! I knew it! How that LM, huh? How about it?".
- Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy: Mr. Sneedly first mocks George and Harold's suggestion of de-fusing his son from his robot and booger body by turning around the batteries in the Combine-o-Tron 2000. When he tries it just to show it wouldn't work, it works marvelously, causing him to spout, "What do you know? My plan worked!"