He co-wrote "Breathe Into You" with Carole King, "Something Beautiful" with Tracy Bonham and Greg Wells and "Little White Lies", featured in the 2011 Weinstein film Butter.
Copely has released two solo albums: Limited Lifetime Guarantee (2002) via RCA Records and Harp & Plow (2009) via United For Opportunity.
He has shared the stage and studio in diverse collaborations with artists like Robert Randolph, Bono and the Edge, Linda Eder, Indian percussionist/producer Karsh Kale, Maiysha, The East Village Opera Company and Handel's Messiah Rocks with the Boston Pops orchestra, under the direction of Keith Lockhart.
He later opened with JD & the Straight Shot for the Eagles and Don Henley, joined by Keith Urban and the Dixie Chicks.
Copely can be prominently seen in New Year's Eve, playing alongside Jon Bon Jovi in the fictitious rock band Jensen.