Lady Gaga appeared as a guest judge on So You Think You Dance. She teared up at two performances. She told one of the performers, "I am just so proud of you. There are so, so many things that I did wrong when I was younger and so many things I wish I could take back. I felt every moment of that in your dance tonight." Lady Gaga also told another dancer she would hire her to dance at her concerts. Take a look: