 Most noteworthy, the popular jazz standard "Summertime" sold well and was listed on the pop charts of the time at number 12, the first time the jazz standard charted.Only Billy Stewart's R&B version of "Summertime" reached a higher chart placement than Holiday's, charting at number 10 thirty years later in 1966.Holiday had 16 best selling songs in 1937, making the year her most commercially successful.