VANCOUVER: Rockpile on the Road: Collaboration and The Troubadour Tradition in the 21st Century. Beat generation dissident poet/musician David Meltzer and poet/songwriter and editor of Bigbridge.org Michael Rothenberg talk about the evolution of song and poetry throughout history, censorship and activism, and the role of poetry and song as an instrument of change. 1 p.m. Room 161 in the Penguin Union Building of Clark College, 1933 Fort Vancouver Way. Also 7 p.m. at Cover to Cover Books, 1817 Main St. For more information call 360-514-0358, 360-694-9653 or email christopherjluna@gmail.com.