ARI SHAPIRO, HOST: Underground musician Sam Mehran, who's known to many as Outer Limits Recordings, was working on a solo project before he died three years ago. Today, the album his father and friends have been compiling since his death is out. It's the first album released under the name Sam Mehran, and it's called "Cold Brew." NPR's Jonaki Mehta has this one. JONAKI MEHTA, BYLINE: When Sam Mehran was 3 or 4 years old, he would spring out of bed in the morning at the sound of his sister playing the piano. ABBAS MEHRAN: Marsha was practicing Beethoven's "Fur Elise" - la, la, la, la, la, la, ...