Teenage singer-songwriter AJ Mitchell gained attention for his signature pop/R&B sound on Instagram, where he’s attained 1.5 million followers, after posting covers and original material. At four years old the Bellville, Illinois-native started taking piano lessons to be like his musical dad, and by the age of six, he’d written his first song. At 13 years old, he took to social media to share clips of himself singing, starting with his rendition of Jason Derulo’s “Marry Me.