The Two Most Unusual Shows to Have Sneak Previews this Week: Only One is Worth Your Time.

Film director Carl Reiner. He was a writer and appeared in "Sid Caesar's Show of Shows." He's best-known to baby boomer audiences as the creator and writer of "The Dick Van Dyke Show." He also staged several Broadway plays, including "Enter Laughing," which is based on his novel and which he later adapted to the screen. Since then, he has concentrated on film direction, specifically comedies.

Jazz Critic Kevin Whitehead reviews the new album by electric guitarist John Scofield. Scofield has recorded with a wide variety of musicians, including Kansas City pianist Jay McShann,, trumpeters Chet Baker and Miles Davis, and Charlie Mingus, but Scofield is also comfortable playing rock.

Classical pianist Richard Goode. Goode studied with Rudolph Serkin and is founding member of the Lincoln Center Chamber Music Society. His album of duets with clarinetist Richard Stolzman won a grammy in 1983. Five years ago, Goode was approached by the Book of the Month Club about recording all 32 Beethoven Piano sonatas. He is now nearing the end of the project. (Rebroadcast. Originally broadcast on Wednesday, February 15, 1989.)