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These days when the house lights go down on a concert venue, the glowing screens of cell phones come out. As more and more concertgoers use their smartphones to capture their favorite bands in the act, a debate is emerging. Many concertgoers – and musicians – find the constant documentation frustrating and distracting, while others simply want to take a piece of the show home with them. John Jurgensen, a reporter who covers music for the Wall Street Journal, explains why this tiny gadgetry is causing such a big storm.

Best known for his success as the singer-songwriter for the Scottish alt-rock band Travis, Fran Healy has stepped out on his own. His first solo effort features the barest of accompaniment, although exceptions are made for the likes of Sir Paul McCartney and Neko Case. Today, Healy joins us in our studio to play from his new album: "Wreckorder."

Yesterday we took a look back at John Lennon's life in New York City. We asked you, our listeners, to share some of your personal stories. You told us about seeing John Lennon with Yoko Ono near The Dakota, sharing a ride on the crosstown bus, and taking pre-natal classes together. Well, we want to hear more! Tell us your John Lennon in NY stories and we'll share them on the air today.

John Schaefer supports your right to shoot concert video - over there.

Hotshot jazz pianist Vijay Iyer teams up with hotshot jazz pianist Craig Taborn for a performance at Columbia's Miller Theater tonight, their New York debut as a duo. Download Iyer's "One for Blount" here.

Somali-Canadian rapper K'naan brings his pop-friendly, politically-tinged hip-hop to Webster Hall tonight. Download his single "Bam Bam" here.

Award-winning jazz pianist and composer Helen Sung hails from Houston, Texas and currently spends her time in New York City performing witha multitude of jazz masters. Download her live version of "Lotus Blossom" right here.