Guess Who This Jammin' Kid Turned Into! Guess Who This Jammin' Kid Turned Into! 6/15/2016 12:00 AM PT Gallery Launch Gallery Getty/Instagram Before this rockin' kid was performing to sold-out arenas, he was just another guitar-playing guy growing up in Mullingar, Ireland. Can you guess who he is? Share on Facebook Share on X See also Guess Who This Tiny Dancer Turned Into! Guess Who This Bedazzled Beauty Turned Into! Photo Galleries