An orchestra decided to play the ultimate prank on one of their own by secretly changing his entire part just before a performance—on his birthday. Unaware of the surprise, the musician began playing, only to realize his notes didn’t match anyone else’s. Confused but committed, he powered through while the rest of the orchestra struggled to keep straight faces. As the music fell apart in the most hilarious way, the group finally broke into laughter and revealed the birthday twist. It was a light