Forever the showman, the R&B star and songwriter brings some of his biggest hits to the Tiny Desk.(Image credit: Zayrha Rodriguez)

The electro-pop group performs some of its enduring classics at the Tiny Desk.(Image credit: Elizabeth Gillis)

The Norwegian soprano, with plenty of horsepower, unleashes a high C, and much subtle singing, in a thrilling set.

It's hard to spot everything Hauschka deployed for this mostly improvised set, from pink putty to strings stuffed with tin foil.(Image credit: Michael Zamora)

At the Desk, Sleater-Kinney was all business — as wiry and vital as ever.(Image credit: Zayrha Rodriguez)

A celebration too honor this year's NEA Jazz Masters award recipients, including Amina Claudine Myers, Gary Bartz, Terence Blanchard and Willard Jenkins. Watch live on Sat., April 13 at 7:30 p.m. ET.