The Making of Deadpool & Wolverine, it was revealed that there was an initial idea to show that Deadpool ( Ryan Reynolds) had been in the background of the MCU the entire time, with all of his appearances being left on the cutting room floor.

In the commentary, director Shawn Levy revealed how the ending for the film was already in the can when he decided to respond to a note by actress and Ryan Reynold's wife, Blake Lively and subsequently ended up reshooting for thirty-six hours.

Ryan Reynolds and Shawn Levy revealed on the “Deadpool & Wolverine” director’s commentary (via Games Radar) that the film’s ending changed thanks to a note from Blake Lively and less than two days of reshoots.

"It really opened up a new way of thinking about this part of the movie," director Shawn Levy said of Lively's note.

Blake Lively influenced the ending of Deadpool & Wolverine after she gave a note to her husband, Ryan Reynolds, and director Shawn Levy.

Marvel fans have Blake Lively to thank for Deadpool & Wolverine's killer ending. Ryan Reynolds and Shawn Levy revealed on the Deadpool & Wolverine director’s commentary that Lively's reaction to the movie caused them to reshoot certain scenes.

While the ending of Deadpool & Wolverine may have left its viewers in complete awe, only a few people know that Blake Lively proposed a significant twist in the conclusion. While its unique brand of humor and well-crafted cameos garnered much praise from the audience,