Video #997 of 1000 – Betty Haswell – Serenade In Blue (by Harry Warren). For Day 997 of EveryDayMusic on Dec.23, 2014. Recorded in Betty’s apartment on Dec.22, 2014 in HD (XA10 in 1080p). 90 yr old, Betty is playing a 1942 Big Band song composed by Harry Warren (with lyrics written by Mack Gordon).