His collaboration with Ed Robertson of the Barenaked Ladies and the Wexford Gleeks, "Is Somebody Singing?"—sometimes shortened "I.S.S."—was aired on the CBC Radio program Q and released by CBC Music online on February 8, 2013. Hadfield sang "Is Somebody Singing" along with singers across Canada for the national Music Monday program. Hadfield has been credited musically on his brother Dave Hadfield's albums. He also has performed with his brother the "Canada Song", which was released on YouTube on Canada Day, 2014.