text: This man performed one of his songs with Elton John after it was nominated for Song of the Year at the 2013 Grammy's.
full_question: This man performed one of his songs with Elton John after it was nominated for Song of the Year at the 2013 Grammy's. Although he went to college to study music, he did not graduate, something that he references in songs including (*) "Eraser" and "You Need Me, I Don't Need You." FTP, name this singer-songwriter who opened for Taylor Swift in the North America Red tour whose songs include "The A Team" and "Thinking Out Loud."
first_sentence: This man performed one of his songs with Elton John after it was nominated for Song of the Year at the 2013 Grammy's.