Actor Jason Segal photobombed a couple’s engagement photos they were taking in Philadelphia. Jason was is in the city filming a movie and was walking in the area. The couple waved to him, so he walked over. He told the couple to continue what they were doing and he would join them in a photo. They said he shook their hands after the photo and went on his way. Now those are some engagement photos they will never forget! Here's the whole story on the video.