Jem Aswad Senior Music EditorHaim, Dave Matthews, Jack Johnson and Feist are among the more than 40 artists who will perform songs by Yusuf/ Cat Stevens for the CatSong Festival, a special live YouTube broadcast in celebration of the 50th anniversary of his classic 1970 albums “Tea for the Tillerman” and “Mona Bone Jakon.” According to the announcement, fans can expect new interpretations of “Wild World,” “Peace Train,” “Father And Son” and more of Yusuf’s hits and classic songs.