With the bass, “you have a lot more power than you may think,” Oh says in a session with Jon Weber.

NPR’s Ari Shapiro and others join the Pink Martini co-founder in a journey through popular song.

Among jazz musicians, especially in New York City, Kenny Barron is considered an institution. So it’s fitting that the pianist gets to celebrate his 70th birthday at another New York jazz institution. Here, Barron demonstrates his ebullient clarity in a live video webcast.

Fleck joins host Marian McPartland and bassist Gary Mazzaroppi for trio renditions of “In Walked Bud,” “All the Things You Are” and “Polka Dots and Moonbeams.”