Keyboarder Emerson Burton während des Highfield - Festivals in... News Photo - Getty Images
At murder trial, friend testifies Burton thought girlfriend was cheating on him
John Wins on Twitter: "Crazy eyes with Mr. Janne Puurtinen aka Emerson Burton! Thank you for the help with the flight :) #heartagram #HIM https://t.co/oJqB1p4pMj"