Don't You Know?

For other uses, see Don't You Know (disambiguation).

"Don't You Know?" is a 1959 popular song written by Bobby Worth, and hit record for singer Della Reese.

"Don't You Know?"
Single by Della Reese
from the album The Classic Della
B-side	"Soldier, Won't You Marry Me?"
Released	1959 (1959)
Genre	R&B, classic pop
Length	2:28
Label	RCA Victor
Songwriter(s)	Bobby Worth
Della Reese singles chronology
"Sermonette" (1959) "Don't You Know?" (1959) "And Now" (1960)

The song was adapted from an aria ("Musetta's Waltz") from Puccini's La bohème. It was Reese's first single on her new label RCA Victor and helped her get a nomination for a Grammy Award for Best Female Vocalist.

Previously entitled "You," the song had also been a hit for Sammy Kaye in 1952, reaching number 28.

Chart performance

It became Reese's biggest hit, reaching number 1 on the U.S. R&B chart. "Don't You Know?" went to number 2 on the U.S. Pop chart, where "Mack the Knife" by Bobby Darin kept it from number 1. It was a follow-up to her previous big hit, "And That Reminds Me". "Don't You Know?" charted in South Africa in 1975, where it peaked at number 2 on Springbok Radio Top 20 in May 1975. The song charted for 14 weeks.