Continuity mistake: In the scene on the roof after the power transfer, Hannah falls through the sky light and Matt yells down to her. You can tell the close-ups on Matt were re-shot because Matt's hair is longer and styled differently in between shots.
My Super Ex-Girlfriend (2006)
Ending / spoiler
Directed by: Ivan Reitman
Starring: Anna Faris, Uma Thurman, Luke Wilson, Rainn Wilson
G-Girl(Thurman) and Hannah(Faris) re-absorb G-Girl's powers that were sucked into the stone. They fight each other and burst into a Heatherette fashion show. Matt(Wilson) convinces G-Girl that they never really loved each other but Professor Bedlam/Barry(Izzard) is madly in love with her. G-Girl and Matt each end up with the people they really loved in the first place. G-Girl and Hannah become partners.
Hillary K.
More mistakes in My Super Ex-Girlfriend
Matt Saunders: You're that Bedlam guy.
Professor Bedlam: Professor Bedlam.
Matt Saunders: The super villain.
Professor Bedlam: Please, I am not super. I am not a villain. I'm just a regular man like yourself with a thousand times more money, intelligence and taste.